Home / 970,818.45-1,339,735.68-541,125.83

Finding the Fourth Proportional to 970,818.45, 1,339,735.68 and 541,125.83

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Solution

The fourth proportional to 970,818.45, 1,339,735.68 and 541,125.83 is: 746,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,818.45 : 1,339,735.68 = 541,125.83 : x
  2. Step 2: Convert to fraction form
    970,818.45/1,339,735.68 = 541,125.83/x
  3. Step 3: Cross multiply
    970,818.45x = 1,339,735.68 × 541,125.83
  4. Step 4: Simplify right side
    970,818.45x = 724,965,581,820.61
  5. Step 5: Solve for x
    x = 724,965,581,820.61/970,818.45
  6. Step 6: Final answer
    x = 746,757.11

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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.