Home / 1,156,340.62-1,734,505.46-771,275.53

Finding the Fourth Proportional to 1,156,340.62, 1,734,505.46 and 771,275.53

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Solution

The fourth proportional to 1,156,340.62, 1,734,505.46 and 771,275.53 is: 1,156,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,340.62 : 1,734,505.46 = 771,275.53 : x
  2. Step 2: Convert to fraction form
    1,156,340.62/1,734,505.46 = 771,275.53/x
  3. Step 3: Cross multiply
    1,156,340.62x = 1,734,505.46 × 771,275.53
  4. Step 4: Simplify right side
    1,156,340.62x = 1,337,781,619,153.43
  5. Step 5: Solve for x
    x = 1,337,781,619,153.43/1,156,340.62
  6. Step 6: Final answer
    x = 1,156,909.65

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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.