Home / 1,027,146.38-1,416,984.46-664,687.26

Finding the Fourth Proportional to 1,027,146.38, 1,416,984.46 and 664,687.26

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Solution

The fourth proportional to 1,027,146.38, 1,416,984.46 and 664,687.26 is: 916,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,146.38 : 1,416,984.46 = 664,687.26 : x
  2. Step 2: Convert to fraction form
    1,027,146.38/1,416,984.46 = 664,687.26/x
  3. Step 3: Cross multiply
    1,027,146.38x = 1,416,984.46 × 664,687.26
  4. Step 4: Simplify right side
    1,027,146.38x = 941,851,516,518.26
  5. Step 5: Solve for x
    x = 941,851,516,518.26/1,027,146.38
  6. Step 6: Final answer
    x = 916,959.39

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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.