Home / 6,172,616.80-9,264,901.20-2,979,983.20

Finding the Fourth Proportional to 6,172,616.80, 9,264,901.20 and 2,979,983.20

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Solution

The fourth proportional to 6,172,616.80, 9,264,901.20 and 2,979,983.20 is: 4,472,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,616.80 : 9,264,901.20 = 2,979,983.20 : x
  2. Step 2: Convert to fraction form
    6,172,616.80/9,264,901.20 = 2,979,983.20/x
  3. Step 3: Cross multiply
    6,172,616.80x = 9,264,901.20 × 2,979,983.20
  4. Step 4: Simplify right side
    6,172,616.80x = 27,609,249,925,659.84
  5. Step 5: Solve for x
    x = 27,609,249,925,659.84/6,172,616.80
  6. Step 6: Final answer
    x = 4,472,859.86

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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.