Home / 1,017,412.13-1,404,034.20-635,660.34

Finding the Fourth Proportional to 1,017,412.13, 1,404,034.20 and 635,660.34

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Solution

The fourth proportional to 1,017,412.13, 1,404,034.20 and 635,660.34 is: 877,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,412.13 : 1,404,034.20 = 635,660.34 : x
  2. Step 2: Convert to fraction form
    1,017,412.13/1,404,034.20 = 635,660.34/x
  3. Step 3: Cross multiply
    1,017,412.13x = 1,404,034.20 × 635,660.34
  4. Step 4: Simplify right side
    1,017,412.13x = 892,488,856,943.63
  5. Step 5: Solve for x
    x = 892,488,856,943.63/1,017,412.13
  6. Step 6: Final answer
    x = 877,214.69

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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.