Home / 1,435,709.96-1,981,279.92-832,447.88

Finding the Fourth Proportional to 1,435,709.96, 1,981,279.92 and 832,447.88

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Solution

The fourth proportional to 1,435,709.96, 1,981,279.92 and 832,447.88 is: 1,148,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,709.96 : 1,981,279.92 = 832,447.88 : x
  2. Step 2: Convert to fraction form
    1,435,709.96/1,981,279.92 = 832,447.88/x
  3. Step 3: Cross multiply
    1,435,709.96x = 1,981,279.92 × 832,447.88
  4. Step 4: Simplify right side
    1,435,709.96x = 1,649,312,269,090.57
  5. Step 5: Solve for x
    x = 1,649,312,269,090.57/1,435,709.96
  6. Step 6: Final answer
    x = 1,148,778.18

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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.