Home / 1,072,511.84-1,608,975.12-407,612

Finding the Fourth Proportional to 1,072,511.84, 1,608,975.12 and 407,612

Calculator

Solution

The fourth proportional to 1,072,511.84, 1,608,975.12 and 407,612 is: 611,496.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,511.84 : 1,608,975.12 = 407,612 : x
  2. Step 2: Convert to fraction form
    1,072,511.84/1,608,975.12 = 407,612/x
  3. Step 3: Cross multiply
    1,072,511.84x = 1,608,975.12 × 407,612
  4. Step 4: Simplify right side
    1,072,511.84x = 655,837,566,613.44
  5. Step 5: Solve for x
    x = 655,837,566,613.44/1,072,511.84
  6. Step 6: Final answer
    x = 611,496.81

Related Problems

Find fourth proportional to 536,255.92, 804,487.56 and 203,806
Half scale
Find fourth proportional to 2,145,023.68, 3,217,950.24 and 815,224
Double scale
Find fourth proportional to 1,072,512.84, 1,608,976.62 and 407,613
Similar ratio
Find fourth proportional to 1,608,767.76, 2,413,462.68 and 611,418
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.