Home / 5,732,780.31-7,910,999.60-3,119,295.15

Finding the Fourth Proportional to 5,732,780.31, 7,910,999.60 and 3,119,295.15

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Solution

The fourth proportional to 5,732,780.31, 7,910,999.60 and 3,119,295.15 is: 4,304,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732,780.31 : 7,910,999.60 = 3,119,295.15 : x
  2. Step 2: Convert to fraction form
    5,732,780.31/7,910,999.60 = 3,119,295.15/x
  3. Step 3: Cross multiply
    5,732,780.31x = 7,910,999.60 × 3,119,295.15
  4. Step 4: Simplify right side
    5,732,780.31x = 24,676,742,668,335.46
  5. Step 5: Solve for x
    x = 24,676,742,668,335.46/5,732,780.31
  6. Step 6: Final answer
    x = 4,304,498.22

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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.