Home / 1,182,170.63-1,631,397.29-672,873

Finding the Fourth Proportional to 1,182,170.63, 1,631,397.29 and 672,873

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Solution

The fourth proportional to 1,182,170.63, 1,631,397.29 and 672,873 is: 928,565.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,170.63 : 1,631,397.29 = 672,873 : x
  2. Step 2: Convert to fraction form
    1,182,170.63/1,631,397.29 = 672,873/x
  3. Step 3: Cross multiply
    1,182,170.63x = 1,631,397.29 × 672,873
  4. Step 4: Simplify right side
    1,182,170.63x = 1,097,723,188,714.17
  5. Step 5: Solve for x
    x = 1,097,723,188,714.17/1,182,170.63
  6. Step 6: Final answer
    x = 928,565.78

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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.