Home / 2,146,267.40-3,218,234.70-725,592.20

Finding the Fourth Proportional to 2,146,267.40, 3,218,234.70 and 725,592.20

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Solution

The fourth proportional to 2,146,267.40, 3,218,234.70 and 725,592.20 is: 1,087,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,267.40 : 3,218,234.70 = 725,592.20 : x
  2. Step 2: Convert to fraction form
    2,146,267.40/3,218,234.70 = 725,592.20/x
  3. Step 3: Cross multiply
    2,146,267.40x = 3,218,234.70 × 725,592.20
  4. Step 4: Simplify right side
    2,146,267.40x = 2,335,125,996,089.34
  5. Step 5: Solve for x
    x = 2,335,125,996,089.34/2,146,267.40
  6. Step 6: Final answer
    x = 1,087,993.97

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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.