Home / 1,491,399.67-2,059,808.12-1,007,124.16

Finding the Fourth Proportional to 1,491,399.67, 2,059,808.12 and 1,007,124.16

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Solution

The fourth proportional to 1,491,399.67, 2,059,808.12 and 1,007,124.16 is: 1,390,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,399.67 : 2,059,808.12 = 1,007,124.16 : x
  2. Step 2: Convert to fraction form
    1,491,399.67/2,059,808.12 = 1,007,124.16/x
  3. Step 3: Cross multiply
    1,491,399.67x = 2,059,808.12 × 1,007,124.16
  4. Step 4: Simplify right side
    1,491,399.67x = 2,074,482,522,616.18
  5. Step 5: Solve for x
    x = 2,074,482,522,616.18/1,491,399.67
  6. Step 6: Final answer
    x = 1,390,963.51

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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.