Home / 882,002.10-1,321,034.85-681,672.90

Finding the Fourth Proportional to 882,002.10, 1,321,034.85 and 681,672.90

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Solution

The fourth proportional to 882,002.10, 1,321,034.85 and 681,672.90 is: 1,020,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,002.10 : 1,321,034.85 = 681,672.90 : x
  2. Step 2: Convert to fraction form
    882,002.10/1,321,034.85 = 681,672.90/x
  3. Step 3: Cross multiply
    882,002.10x = 1,321,034.85 × 681,672.90
  4. Step 4: Simplify right side
    882,002.10x = 900,513,657,200.57
  5. Step 5: Solve for x
    x = 900,513,657,200.57/882,002.10
  6. Step 6: Final answer
    x = 1,020,988.11

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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.