Home / 1,081,679.79-1,493,177.66-673,983.03

Finding the Fourth Proportional to 1,081,679.79, 1,493,177.66 and 673,983.03

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Solution

The fourth proportional to 1,081,679.79, 1,493,177.66 and 673,983.03 is: 930,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,679.79 : 1,493,177.66 = 673,983.03 : x
  2. Step 2: Convert to fraction form
    1,081,679.79/1,493,177.66 = 673,983.03/x
  3. Step 3: Cross multiply
    1,081,679.79x = 1,493,177.66 × 673,983.03
  4. Step 4: Simplify right side
    1,081,679.79x = 1,006,376,403,615.11
  5. Step 5: Solve for x
    x = 1,006,376,403,615.11/1,081,679.79
  6. Step 6: Final answer
    x = 930,382.92

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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.