Home / 1,312,503.75-1,811,256.39-708,891.75

Finding the Fourth Proportional to 1,312,503.75, 1,811,256.39 and 708,891.75

Calculator

Solution

The fourth proportional to 1,312,503.75, 1,811,256.39 and 708,891.75 is: 978,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,503.75 : 1,811,256.39 = 708,891.75 : x
  2. Step 2: Convert to fraction form
    1,312,503.75/1,811,256.39 = 708,891.75/x
  3. Step 3: Cross multiply
    1,312,503.75x = 1,811,256.39 × 708,891.75
  4. Step 4: Simplify right side
    1,312,503.75x = 1,283,984,712,005.78
  5. Step 5: Solve for x
    x = 1,283,984,712,005.78/1,312,503.75
  6. Step 6: Final answer
    x = 978,271.27

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.