Home / 1,151,154.32-1,725,746.72-441,691.52

Finding the Fourth Proportional to 1,151,154.32, 1,725,746.72 and 441,691.52

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Solution

The fourth proportional to 1,151,154.32, 1,725,746.72 and 441,691.52 is: 662,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,154.32 : 1,725,746.72 = 441,691.52 : x
  2. Step 2: Convert to fraction form
    1,151,154.32/1,725,746.72 = 441,691.52/x
  3. Step 3: Cross multiply
    1,151,154.32x = 1,725,746.72 × 441,691.52
  4. Step 4: Simplify right side
    1,151,154.32x = 762,247,691,891.82
  5. Step 5: Solve for x
    x = 762,247,691,891.82/1,151,154.32
  6. Step 6: Final answer
    x = 662,159.43

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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.