Home / 1,071,520.83-1,478,789.49-588,167.85

Finding the Fourth Proportional to 1,071,520.83, 1,478,789.49 and 588,167.85

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Solution

The fourth proportional to 1,071,520.83, 1,478,789.49 and 588,167.85 is: 811,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,520.83 : 1,478,789.49 = 588,167.85 : x
  2. Step 2: Convert to fraction form
    1,071,520.83/1,478,789.49 = 588,167.85/x
  3. Step 3: Cross multiply
    1,071,520.83x = 1,478,789.49 × 588,167.85
  4. Step 4: Simplify right side
    1,071,520.83x = 869,776,434,935.90
  5. Step 5: Solve for x
    x = 869,776,434,935.90/1,071,520.83
  6. Step 6: Final answer
    x = 811,721.44

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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.