Home / 1,465,840.30-2,198,702.41-612,691.60

Finding the Fourth Proportional to 1,465,840.30, 2,198,702.41 and 612,691.60

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Solution

The fourth proportional to 1,465,840.30, 2,198,702.41 and 612,691.60 is: 919,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,840.30 : 2,198,702.41 = 612,691.60 : x
  2. Step 2: Convert to fraction form
    1,465,840.30/2,198,702.41 = 612,691.60/x
  3. Step 3: Cross multiply
    1,465,840.30x = 2,198,702.41 × 612,691.60
  4. Step 4: Simplify right side
    1,465,840.30x = 1,347,126,497,506.76
  5. Step 5: Solve for x
    x = 1,347,126,497,506.76/1,465,840.30
  6. Step 6: Final answer
    x = 919,013.14

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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.