Home / 1,013,613.39-1,398,388.59-650,986.92

Finding the Fourth Proportional to 1,013,613.39, 1,398,388.59 and 650,986.92

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Solution

The fourth proportional to 1,013,613.39, 1,398,388.59 and 650,986.92 is: 898,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,613.39 : 1,398,388.59 = 650,986.92 : x
  2. Step 2: Convert to fraction form
    1,013,613.39/1,398,388.59 = 650,986.92/x
  3. Step 3: Cross multiply
    1,013,613.39x = 1,398,388.59 × 650,986.92
  4. Step 4: Simplify right side
    1,013,613.39x = 910,332,681,167.24
  5. Step 5: Solve for x
    x = 910,332,681,167.24/1,013,613.39
  6. Step 6: Final answer
    x = 898,106.41

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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.