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Finding the Fourth Proportional to 1,761,755.52, 2,641,800 and 682,773.12

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Solution

The fourth proportional to 1,761,755.52, 2,641,800 and 682,773.12 is: 1,023,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,755.52 : 2,641,800 = 682,773.12 : x
  2. Step 2: Convert to fraction form
    1,761,755.52/2,641,800 = 682,773.12/x
  3. Step 3: Cross multiply
    1,761,755.52x = 2,641,800 × 682,773.12
  4. Step 4: Simplify right side
    1,761,755.52x = 1,803,750,028,416
  5. Step 5: Solve for x
    x = 1,803,750,028,416/1,761,755.52
  6. Step 6: Final answer
    x = 1,023,836.74

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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.