Home / 1,680,314.10-2,520,179.55-614,807.70

Finding the Fourth Proportional to 1,680,314.10, 2,520,179.55 and 614,807.70

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Solution

The fourth proportional to 1,680,314.10, 2,520,179.55 and 614,807.70 is: 922,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,314.10 : 2,520,179.55 = 614,807.70 : x
  2. Step 2: Convert to fraction form
    1,680,314.10/2,520,179.55 = 614,807.70/x
  3. Step 3: Cross multiply
    1,680,314.10x = 2,520,179.55 × 614,807.70
  4. Step 4: Simplify right side
    1,680,314.10x = 1,549,425,792,722.53
  5. Step 5: Solve for x
    x = 1,549,425,792,722.53/1,680,314.10
  6. Step 6: Final answer
    x = 922,104.86

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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.