Home / 3,119,657.85-4,679,486.78-2,694,505.05

Finding the Fourth Proportional to 3,119,657.85, 4,679,486.78 and 2,694,505.05

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Solution

The fourth proportional to 3,119,657.85, 4,679,486.78 and 2,694,505.05 is: 4,041,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,657.85 : 4,679,486.78 = 2,694,505.05 : x
  2. Step 2: Convert to fraction form
    3,119,657.85/4,679,486.78 = 2,694,505.05/x
  3. Step 3: Cross multiply
    3,119,657.85x = 4,679,486.78 × 2,694,505.05
  4. Step 4: Simplify right side
    3,119,657.85x = 12,608,900,746,645.71
  5. Step 5: Solve for x
    x = 12,608,900,746,645.71/3,119,657.85
  6. Step 6: Final answer
    x = 4,041,757.58

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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.