Home / 1,454,005.30-2,181,353.55-612,123.70

Finding the Fourth Proportional to 1,454,005.30, 2,181,353.55 and 612,123.70

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Solution

The fourth proportional to 1,454,005.30, 2,181,353.55 and 612,123.70 is: 918,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,005.30 : 2,181,353.55 = 612,123.70 : x
  2. Step 2: Convert to fraction form
    1,454,005.30/2,181,353.55 = 612,123.70/x
  3. Step 3: Cross multiply
    1,454,005.30x = 2,181,353.55 × 612,123.70
  4. Step 4: Simplify right side
    1,454,005.30x = 1,335,258,206,034.13
  5. Step 5: Solve for x
    x = 1,335,258,206,034.13/1,454,005.30
  6. Step 6: Final answer
    x = 918,331.04

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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.