Home / 2,538,202.50-3,502,719.45-1,392,285.59

Finding the Fourth Proportional to 2,538,202.50, 3,502,719.45 and 1,392,285.59

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Solution

The fourth proportional to 2,538,202.50, 3,502,719.45 and 1,392,285.59 is: 1,921,354.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,202.50 : 3,502,719.45 = 1,392,285.59 : x
  2. Step 2: Convert to fraction form
    2,538,202.50/3,502,719.45 = 1,392,285.59/x
  3. Step 3: Cross multiply
    2,538,202.50x = 3,502,719.45 × 1,392,285.59
  4. Step 4: Simplify right side
    2,538,202.50x = 4,876,785,816,047.73
  5. Step 5: Solve for x
    x = 4,876,785,816,047.73/2,538,202.50
  6. Step 6: Final answer
    x = 1,921,354.11

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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.