Home / 1,031,715.18-1,423,772.55-572,836.86

Finding the Fourth Proportional to 1,031,715.18, 1,423,772.55 and 572,836.86

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Solution

The fourth proportional to 1,031,715.18, 1,423,772.55 and 572,836.86 is: 790,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,715.18 : 1,423,772.55 = 572,836.86 : x
  2. Step 2: Convert to fraction form
    1,031,715.18/1,423,772.55 = 572,836.86/x
  3. Step 3: Cross multiply
    1,031,715.18x = 1,423,772.55 × 572,836.86
  4. Step 4: Simplify right side
    1,031,715.18x = 815,589,396,896.19
  5. Step 5: Solve for x
    x = 815,589,396,896.19/1,031,715.18
  6. Step 6: Final answer
    x = 790,517.98

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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.