Home / 1,002,611.19-1,382,072.78-614,708.46

Finding the Fourth Proportional to 1,002,611.19, 1,382,072.78 and 614,708.46

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Solution

The fourth proportional to 1,002,611.19, 1,382,072.78 and 614,708.46 is: 847,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,611.19 : 1,382,072.78 = 614,708.46 : x
  2. Step 2: Convert to fraction form
    1,002,611.19/1,382,072.78 = 614,708.46/x
  3. Step 3: Cross multiply
    1,002,611.19x = 1,382,072.78 × 614,708.46
  4. Step 4: Simplify right side
    1,002,611.19x = 849,571,832,120.13
  5. Step 5: Solve for x
    x = 849,571,832,120.13/1,002,611.19
  6. Step 6: Final answer
    x = 847,359.22

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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.