Home / 1,565,343.70-2,348,793.15-618,745.30

Finding the Fourth Proportional to 1,565,343.70, 2,348,793.15 and 618,745.30

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Solution

The fourth proportional to 1,565,343.70, 2,348,793.15 and 618,745.30 is: 928,425.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,343.70 : 2,348,793.15 = 618,745.30 : x
  2. Step 2: Convert to fraction form
    1,565,343.70/2,348,793.15 = 618,745.30/x
  3. Step 3: Cross multiply
    1,565,343.70x = 2,348,793.15 × 618,745.30
  4. Step 4: Simplify right side
    1,565,343.70x = 1,453,304,722,234.70
  5. Step 5: Solve for x
    x = 1,453,304,722,234.70/1,565,343.70
  6. Step 6: Final answer
    x = 928,425.32

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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.