Home / 1,374,288.40-2,061,432.60-576,470.80

Finding the Fourth Proportional to 1,374,288.40, 2,061,432.60 and 576,470.80

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Solution

The fourth proportional to 1,374,288.40, 2,061,432.60 and 576,470.80 is: 864,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,288.40 : 2,061,432.60 = 576,470.80 : x
  2. Step 2: Convert to fraction form
    1,374,288.40/2,061,432.60 = 576,470.80/x
  3. Step 3: Cross multiply
    1,374,288.40x = 2,061,432.60 × 576,470.80
  4. Step 4: Simplify right side
    1,374,288.40x = 1,188,355,700,068.08
  5. Step 5: Solve for x
    x = 1,188,355,700,068.08/1,374,288.40
  6. Step 6: Final answer
    x = 864,706.20

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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.