Home / 1,002,610.93-1,382,072.43-614,708.21

Finding the Fourth Proportional to 1,002,610.93, 1,382,072.43 and 614,708.21

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Solution

The fourth proportional to 1,002,610.93, 1,382,072.43 and 614,708.21 is: 847,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,610.93 : 1,382,072.43 = 614,708.21 : x
  2. Step 2: Convert to fraction form
    1,002,610.93/1,382,072.43 = 614,708.21/x
  3. Step 3: Cross multiply
    1,002,610.93x = 1,382,072.43 × 614,708.21
  4. Step 4: Simplify right side
    1,002,610.93x = 849,571,273,568.40
  5. Step 5: Solve for x
    x = 849,571,273,568.40/1,002,610.93
  6. Step 6: Final answer
    x = 847,358.88

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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.