Home / 2,578,664.91-3,868,770.85-1,040,869.04

Finding the Fourth Proportional to 2,578,664.91, 3,868,770.85 and 1,040,869.04

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Solution

The fourth proportional to 2,578,664.91, 3,868,770.85 and 1,040,869.04 is: 1,561,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,664.91 : 3,868,770.85 = 1,040,869.04 : x
  2. Step 2: Convert to fraction form
    2,578,664.91/3,868,770.85 = 1,040,869.04/x
  3. Step 3: Cross multiply
    2,578,664.91x = 3,868,770.85 × 1,040,869.04
  4. Step 4: Simplify right side
    2,578,664.91x = 4,026,883,807,689.24
  5. Step 5: Solve for x
    x = 4,026,883,807,689.24/2,578,664.91
  6. Step 6: Final answer
    x = 1,561,615.78

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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.