Home / 2,218,621.52-3,061,698.12-1,251,957.20

Finding the Fourth Proportional to 2,218,621.52, 3,061,698.12 and 1,251,957.20

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Solution

The fourth proportional to 2,218,621.52, 3,061,698.12 and 1,251,957.20 is: 1,727,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,621.52 : 3,061,698.12 = 1,251,957.20 : x
  2. Step 2: Convert to fraction form
    2,218,621.52/3,061,698.12 = 1,251,957.20/x
  3. Step 3: Cross multiply
    2,218,621.52x = 3,061,698.12 × 1,251,957.20
  4. Step 4: Simplify right side
    2,218,621.52x = 3,833,115,005,560.46
  5. Step 5: Solve for x
    x = 3,833,115,005,560.46/2,218,621.52
  6. Step 6: Final answer
    x = 1,727,701.17

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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.