Home / 4,942,979.20-7,419,134.40-3,053,411.20

Finding the Fourth Proportional to 4,942,979.20, 7,419,134.40 and 3,053,411.20

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Solution

The fourth proportional to 4,942,979.20, 7,419,134.40 and 3,053,411.20 is: 4,582,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942,979.20 : 7,419,134.40 = 3,053,411.20 : x
  2. Step 2: Convert to fraction form
    4,942,979.20/7,419,134.40 = 3,053,411.20/x
  3. Step 3: Cross multiply
    4,942,979.20x = 7,419,134.40 × 3,053,411.20
  4. Step 4: Simplify right side
    4,942,979.20x = 22,653,668,071,265.28
  5. Step 5: Solve for x
    x = 22,653,668,071,265.28/4,942,979.20
  6. Step 6: Final answer
    x = 4,582,998.87

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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.