Home / 3,523,921.62-5,285,431.53-1,127,565.78

Finding the Fourth Proportional to 3,523,921.62, 5,285,431.53 and 1,127,565.78

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Solution

The fourth proportional to 3,523,921.62, 5,285,431.53 and 1,127,565.78 is: 1,691,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523,921.62 : 5,285,431.53 = 1,127,565.78 : x
  2. Step 2: Convert to fraction form
    3,523,921.62/5,285,431.53 = 1,127,565.78/x
  3. Step 3: Cross multiply
    3,523,921.62x = 5,285,431.53 × 1,127,565.78
  4. Step 4: Simplify right side
    3,523,921.62x = 5,959,671,725,761.04
  5. Step 5: Solve for x
    x = 5,959,671,725,761.04/3,523,921.62
  6. Step 6: Final answer
    x = 1,691,204.39

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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.