Home / 1,182,165.38-1,631,390.04-672,867.75

Finding the Fourth Proportional to 1,182,165.38, 1,631,390.04 and 672,867.75

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Solution

The fourth proportional to 1,182,165.38, 1,631,390.04 and 672,867.75 is: 928,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,165.38 : 1,631,390.04 = 672,867.75 : x
  2. Step 2: Convert to fraction form
    1,182,165.38/1,631,390.04 = 672,867.75/x
  3. Step 3: Cross multiply
    1,182,165.38x = 1,631,390.04 × 672,867.75
  4. Step 4: Simplify right side
    1,182,165.38x = 1,097,709,745,587.21
  5. Step 5: Solve for x
    x = 1,097,709,745,587.21/1,182,165.38
  6. Step 6: Final answer
    x = 928,558.53

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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.