Home / 4,381,674.40-6,561,452.40-2,877,623.20

Finding the Fourth Proportional to 4,381,674.40, 6,561,452.40 and 2,877,623.20

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Solution

The fourth proportional to 4,381,674.40, 6,561,452.40 and 2,877,623.20 is: 4,309,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381,674.40 : 6,561,452.40 = 2,877,623.20 : x
  2. Step 2: Convert to fraction form
    4,381,674.40/6,561,452.40 = 2,877,623.20/x
  3. Step 3: Cross multiply
    4,381,674.40x = 6,561,452.40 × 2,877,623.20
  4. Step 4: Simplify right side
    4,381,674.40x = 18,881,387,651,935.68
  5. Step 5: Solve for x
    x = 18,881,387,651,935.68/4,381,674.40
  6. Step 6: Final answer
    x = 4,309,171.78

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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.