Home / 2,614,839.40-3,920,012.72-908,761.04

Finding the Fourth Proportional to 2,614,839.40, 3,920,012.72 and 908,761.04

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Solution

The fourth proportional to 2,614,839.40, 3,920,012.72 and 908,761.04 is: 1,362,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,839.40 : 3,920,012.72 = 908,761.04 : x
  2. Step 2: Convert to fraction form
    2,614,839.40/3,920,012.72 = 908,761.04/x
  3. Step 3: Cross multiply
    2,614,839.40x = 3,920,012.72 × 908,761.04
  4. Step 4: Simplify right side
    2,614,839.40x = 3,562,354,836,240.43
  5. Step 5: Solve for x
    x = 3,562,354,836,240.43/2,614,839.40
  6. Step 6: Final answer
    x = 1,362,360.85

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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.