Home / 1,513,531.88-2,270,912.91-615,043.94

Finding the Fourth Proportional to 1,513,531.88, 2,270,912.91 and 615,043.94

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Solution

The fourth proportional to 1,513,531.88, 2,270,912.91 and 615,043.94 is: 922,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,531.88 : 2,270,912.91 = 615,043.94 : x
  2. Step 2: Convert to fraction form
    1,513,531.88/2,270,912.91 = 615,043.94/x
  3. Step 3: Cross multiply
    1,513,531.88x = 2,270,912.91 × 615,043.94
  4. Step 4: Simplify right side
    1,513,531.88x = 1,396,711,213,361.91
  5. Step 5: Solve for x
    x = 1,396,711,213,361.91/1,513,531.88
  6. Step 6: Final answer
    x = 922,815.85

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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.