Home / 927,562.20-1,391,343.30-768,129.90

Finding the Fourth Proportional to 927,562.20, 1,391,343.30 and 768,129.90

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Solution

The fourth proportional to 927,562.20, 1,391,343.30 and 768,129.90 is: 1,152,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,562.20 : 1,391,343.30 = 768,129.90 : x
  2. Step 2: Convert to fraction form
    927,562.20/1,391,343.30 = 768,129.90/x
  3. Step 3: Cross multiply
    927,562.20x = 1,391,343.30 × 768,129.90
  4. Step 4: Simplify right side
    927,562.20x = 1,068,732,389,894.67
  5. Step 5: Solve for x
    x = 1,068,732,389,894.67/927,562.20
  6. Step 6: Final answer
    x = 1,152,194.85

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1.5x scale

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.