Home / 3,161,878.20-4,740,159.42-2,561,350.14

Finding the Fourth Proportional to 3,161,878.20, 4,740,159.42 and 2,561,350.14

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Solution

The fourth proportional to 3,161,878.20, 4,740,159.42 and 2,561,350.14 is: 3,839,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,878.20 : 4,740,159.42 = 2,561,350.14 : x
  2. Step 2: Convert to fraction form
    3,161,878.20/4,740,159.42 = 2,561,350.14/x
  3. Step 3: Cross multiply
    3,161,878.20x = 4,740,159.42 × 2,561,350.14
  4. Step 4: Simplify right side
    3,161,878.20x = 12,141,207,994,039.32
  5. Step 5: Solve for x
    x = 12,141,207,994,039.32/3,161,878.20
  6. Step 6: Final answer
    x = 3,839,872.13

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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.