Home / 1,005,103-1,387,042.14-552,394

Finding the Fourth Proportional to 1,005,103, 1,387,042.14 and 552,394

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Solution

The fourth proportional to 1,005,103, 1,387,042.14 and 552,394 is: 762,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,103 : 1,387,042.14 = 552,394 : x
  2. Step 2: Convert to fraction form
    1,005,103/1,387,042.14 = 552,394/x
  3. Step 3: Cross multiply
    1,005,103x = 1,387,042.14 × 552,394
  4. Step 4: Simplify right side
    1,005,103x = 766,193,755,883.16
  5. Step 5: Solve for x
    x = 766,193,755,883.16/1,005,103
  6. Step 6: Final answer
    x = 762,303.72

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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.