Home / 1,868,393.55-2,802,160.20-731,182.71

Finding the Fourth Proportional to 1,868,393.55, 2,802,160.20 and 731,182.71

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Solution

The fourth proportional to 1,868,393.55, 2,802,160.20 and 731,182.71 is: 1,096,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,393.55 : 2,802,160.20 = 731,182.71 : x
  2. Step 2: Convert to fraction form
    1,868,393.55/2,802,160.20 = 731,182.71/x
  3. Step 3: Cross multiply
    1,868,393.55x = 2,802,160.20 × 731,182.71
  4. Step 4: Simplify right side
    1,868,393.55x = 2,048,891,088,890.14
  5. Step 5: Solve for x
    x = 2,048,891,088,890.14/1,868,393.55
  6. Step 6: Final answer
    x = 1,096,605.74

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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.