Home / 3,447,481.71-4,755,246.45-2,156,080.08

Finding the Fourth Proportional to 3,447,481.71, 4,755,246.45 and 2,156,080.08

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Solution

The fourth proportional to 3,447,481.71, 4,755,246.45 and 2,156,080.08 is: 2,973,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,481.71 : 4,755,246.45 = 2,156,080.08 : x
  2. Step 2: Convert to fraction form
    3,447,481.71/4,755,246.45 = 2,156,080.08/x
  3. Step 3: Cross multiply
    3,447,481.71x = 4,755,246.45 × 2,156,080.08
  4. Step 4: Simplify right side
    3,447,481.71x = 10,252,692,146,335.72
  5. Step 5: Solve for x
    x = 10,252,692,146,335.72/3,447,481.71
  6. Step 6: Final answer
    x = 2,973,965.64

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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.