Home / 1,436,003.60-1,981,698.36-791,447.12

Finding the Fourth Proportional to 1,436,003.60, 1,981,698.36 and 791,447.12

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Solution

The fourth proportional to 1,436,003.60, 1,981,698.36 and 791,447.12 is: 1,092,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,003.60 : 1,981,698.36 = 791,447.12 : x
  2. Step 2: Convert to fraction form
    1,436,003.60/1,981,698.36 = 791,447.12/x
  3. Step 3: Cross multiply
    1,436,003.60x = 1,981,698.36 × 791,447.12
  4. Step 4: Simplify right side
    1,436,003.60x = 1,568,409,459,730.72
  5. Step 5: Solve for x
    x = 1,568,409,459,730.72/1,436,003.60
  6. Step 6: Final answer
    x = 1,092,204.41

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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.