Home / 5,680,456.90-8,520,728.55-1,893,933.70

Finding the Fourth Proportional to 5,680,456.90, 8,520,728.55 and 1,893,933.70

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Solution

The fourth proportional to 5,680,456.90, 8,520,728.55 and 1,893,933.70 is: 2,840,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,456.90 : 8,520,728.55 = 1,893,933.70 : x
  2. Step 2: Convert to fraction form
    5,680,456.90/8,520,728.55 = 1,893,933.70/x
  3. Step 3: Cross multiply
    5,680,456.90x = 8,520,728.55 × 1,893,933.70
  4. Step 4: Simplify right side
    5,680,456.90x = 16,137,694,949,397.14
  5. Step 5: Solve for x
    x = 16,137,694,949,397.14/5,680,456.90
  6. Step 6: Final answer
    x = 2,840,914.95

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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.