Home / 1,343,824.92-1,854,423.18-731,965.50

Finding the Fourth Proportional to 1,343,824.92, 1,854,423.18 and 731,965.50

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Solution

The fourth proportional to 1,343,824.92, 1,854,423.18 and 731,965.50 is: 1,010,082.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,824.92 : 1,854,423.18 = 731,965.50 : x
  2. Step 2: Convert to fraction form
    1,343,824.92/1,854,423.18 = 731,965.50/x
  3. Step 3: Cross multiply
    1,343,824.92x = 1,854,423.18 × 731,965.50
  4. Step 4: Simplify right side
    1,343,824.92x = 1,357,373,790,160.29
  5. Step 5: Solve for x
    x = 1,357,373,790,160.29/1,343,824.92
  6. Step 6: Final answer
    x = 1,010,082.32

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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.