Home / 2,631,449.12-3,631,487.64-1,612,657.04

Finding the Fourth Proportional to 2,631,449.12, 3,631,487.64 and 1,612,657.04

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Solution

The fourth proportional to 2,631,449.12, 3,631,487.64 and 1,612,657.04 is: 2,225,520.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,449.12 : 3,631,487.64 = 1,612,657.04 : x
  2. Step 2: Convert to fraction form
    2,631,449.12/3,631,487.64 = 1,612,657.04/x
  3. Step 3: Cross multiply
    2,631,449.12x = 3,631,487.64 × 1,612,657.04
  4. Step 4: Simplify right side
    2,631,449.12x = 5,856,344,108,318.99
  5. Step 5: Solve for x
    x = 5,856,344,108,318.99/2,631,449.12
  6. Step 6: Final answer
    x = 2,225,520.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.