Home / 1,006,706.81-1,389,255.64-553,997.81

Finding the Fourth Proportional to 1,006,706.81, 1,389,255.64 and 553,997.81

Calculator

Solution

The fourth proportional to 1,006,706.81, 1,389,255.64 and 553,997.81 is: 764,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,706.81 : 1,389,255.64 = 553,997.81 : x
  2. Step 2: Convert to fraction form
    1,006,706.81/1,389,255.64 = 553,997.81/x
  3. Step 3: Cross multiply
    1,006,706.81x = 1,389,255.64 × 553,997.81
  4. Step 4: Simplify right side
    1,006,706.81x = 769,644,584,178.29
  5. Step 5: Solve for x
    x = 769,644,584,178.29/1,006,706.81
  6. Step 6: Final answer
    x = 764,517.11

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.