Home / 2,371,373.20-3,557,520.60-688,531.60

Finding the Fourth Proportional to 2,371,373.20, 3,557,520.60 and 688,531.60

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Solution

The fourth proportional to 2,371,373.20, 3,557,520.60 and 688,531.60 is: 1,032,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371,373.20 : 3,557,520.60 = 688,531.60 : x
  2. Step 2: Convert to fraction form
    2,371,373.20/3,557,520.60 = 688,531.60/x
  3. Step 3: Cross multiply
    2,371,373.20x = 3,557,520.60 × 688,531.60
  4. Step 4: Simplify right side
    2,371,373.20x = 2,449,465,350,750.96
  5. Step 5: Solve for x
    x = 2,449,465,350,750.96/2,371,373.20
  6. Step 6: Final answer
    x = 1,032,931.19

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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.