Home / 1,107,590.10-1,661,385.15-1,001,301.90

Finding the Fourth Proportional to 1,107,590.10, 1,661,385.15 and 1,001,301.90

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Solution

The fourth proportional to 1,107,590.10, 1,661,385.15 and 1,001,301.90 is: 1,501,952.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,590.10 : 1,661,385.15 = 1,001,301.90 : x
  2. Step 2: Convert to fraction form
    1,107,590.10/1,661,385.15 = 1,001,301.90/x
  3. Step 3: Cross multiply
    1,107,590.10x = 1,661,385.15 × 1,001,301.90
  4. Step 4: Simplify right side
    1,107,590.10x = 1,663,548,107,326.79
  5. Step 5: Solve for x
    x = 1,663,548,107,326.79/1,107,590.10
  6. Step 6: Final answer
    x = 1,501,952.85

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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.