Home / 2,581,129.10-3,868,205.96-982,820.29

Finding the Fourth Proportional to 2,581,129.10, 3,868,205.96 and 982,820.29

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Solution

The fourth proportional to 2,581,129.10, 3,868,205.96 and 982,820.29 is: 1,472,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,129.10 : 3,868,205.96 = 982,820.29 : x
  2. Step 2: Convert to fraction form
    2,581,129.10/3,868,205.96 = 982,820.29/x
  3. Step 3: Cross multiply
    2,581,129.10x = 3,868,205.96 × 982,820.29
  4. Step 4: Simplify right side
    2,581,129.10x = 3,801,751,312,232.62
  5. Step 5: Solve for x
    x = 3,801,751,312,232.62/2,581,129.10
  6. Step 6: Final answer
    x = 1,472,902.43

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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.