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Finding the Fourth Proportional to 2,650,977.06, 3,976,167.80 and 732,161.10

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Solution

The fourth proportional to 2,650,977.06, 3,976,167.80 and 732,161.10 is: 1,098,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,977.06 : 3,976,167.80 = 732,161.10 : x
  2. Step 2: Convert to fraction form
    2,650,977.06/3,976,167.80 = 732,161.10/x
  3. Step 3: Cross multiply
    2,650,977.06x = 3,976,167.80 × 732,161.10
  4. Step 4: Simplify right side
    2,650,977.06x = 2,911,195,390,232.58
  5. Step 5: Solve for x
    x = 2,911,195,390,232.58/2,650,977.06
  6. Step 6: Final answer
    x = 1,098,159.40

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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.