Home / 1,275,951.96-1,760,887.14-732,082.72

Finding the Fourth Proportional to 1,275,951.96, 1,760,887.14 and 732,082.72

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Solution

The fourth proportional to 1,275,951.96, 1,760,887.14 and 732,082.72 is: 1,010,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,951.96 : 1,760,887.14 = 732,082.72 : x
  2. Step 2: Convert to fraction form
    1,275,951.96/1,760,887.14 = 732,082.72/x
  3. Step 3: Cross multiply
    1,275,951.96x = 1,760,887.14 × 732,082.72
  4. Step 4: Simplify right side
    1,275,951.96x = 1,289,115,047,064.22
  5. Step 5: Solve for x
    x = 1,289,115,047,064.22/1,275,951.96
  6. Step 6: Final answer
    x = 1,010,316.29

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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.