Home / 5,126,331.30-7,690,188.15-1,761,569.70

Finding the Fourth Proportional to 5,126,331.30, 7,690,188.15 and 1,761,569.70

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Solution

The fourth proportional to 5,126,331.30, 7,690,188.15 and 1,761,569.70 is: 2,642,592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126,331.30 : 7,690,188.15 = 1,761,569.70 : x
  2. Step 2: Convert to fraction form
    5,126,331.30/7,690,188.15 = 1,761,569.70/x
  3. Step 3: Cross multiply
    5,126,331.30x = 7,690,188.15 × 1,761,569.70
  4. Step 4: Simplify right side
    5,126,331.30x = 13,546,802,432,339.05
  5. Step 5: Solve for x
    x = 13,546,802,432,339.05/5,126,331.30
  6. Step 6: Final answer
    x = 2,642,592.07

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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.