Home / 1,036,641.18-1,431,294.25-727,201.64

Finding the Fourth Proportional to 1,036,641.18, 1,431,294.25 and 727,201.64

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Solution

The fourth proportional to 1,036,641.18, 1,431,294.25 and 727,201.64 is: 1,004,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,641.18 : 1,431,294.25 = 727,201.64 : x
  2. Step 2: Convert to fraction form
    1,036,641.18/1,431,294.25 = 727,201.64/x
  3. Step 3: Cross multiply
    1,036,641.18x = 1,431,294.25 × 727,201.64
  4. Step 4: Simplify right side
    1,036,641.18x = 1,040,839,525,922.57
  5. Step 5: Solve for x
    x = 1,040,839,525,922.57/1,036,641.18
  6. Step 6: Final answer
    x = 1,004,049.95

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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.