Home / 4,923,979.92-7,398,959.13-2,651,184.72

Finding the Fourth Proportional to 4,923,979.92, 7,398,959.13 and 2,651,184.72

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Solution

The fourth proportional to 4,923,979.92, 7,398,959.13 and 2,651,184.72 is: 3,983,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923,979.92 : 7,398,959.13 = 2,651,184.72 : x
  2. Step 2: Convert to fraction form
    4,923,979.92/7,398,959.13 = 2,651,184.72/x
  3. Step 3: Cross multiply
    4,923,979.92x = 7,398,959.13 × 2,651,184.72
  4. Step 4: Simplify right side
    4,923,979.92x = 19,616,007,389,360.50
  5. Step 5: Solve for x
    x = 19,616,007,389,360.50/4,923,979.92
  6. Step 6: Final answer
    x = 3,983,770.79

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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.