Home / 980,370.39-1,471,814.97-755,873.43

Finding the Fourth Proportional to 980,370.39, 1,471,814.97 and 755,873.43

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Solution

The fourth proportional to 980,370.39, 1,471,814.97 and 755,873.43 is: 1,134,781.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,370.39 : 1,471,814.97 = 755,873.43 : x
  2. Step 2: Convert to fraction form
    980,370.39/1,471,814.97 = 755,873.43/x
  3. Step 3: Cross multiply
    980,370.39x = 1,471,814.97 × 755,873.43
  4. Step 4: Simplify right side
    980,370.39x = 1,112,505,829,699.25
  5. Step 5: Solve for x
    x = 1,112,505,829,699.25/980,370.39
  6. Step 6: Final answer
    x = 1,134,781.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.