Home / 1,344,038.20-2,016,230.10-670,463.80

Finding the Fourth Proportional to 1,344,038.20, 2,016,230.10 and 670,463.80

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Solution

The fourth proportional to 1,344,038.20, 2,016,230.10 and 670,463.80 is: 1,005,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,038.20 : 2,016,230.10 = 670,463.80 : x
  2. Step 2: Convert to fraction form
    1,344,038.20/2,016,230.10 = 670,463.80/x
  3. Step 3: Cross multiply
    1,344,038.20x = 2,016,230.10 × 670,463.80
  4. Step 4: Simplify right side
    1,344,038.20x = 1,351,809,294,520.38
  5. Step 5: Solve for x
    x = 1,351,809,294,520.38/1,344,038.20
  6. Step 6: Final answer
    x = 1,005,781.90

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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.