Home / 1,435,996.56-1,981,636.20-791,416.52

Finding the Fourth Proportional to 1,435,996.56, 1,981,636.20 and 791,416.52

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Solution

The fourth proportional to 1,435,996.56, 1,981,636.20 and 791,416.52 is: 1,092,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,996.56 : 1,981,636.20 = 791,416.52 : x
  2. Step 2: Convert to fraction form
    1,435,996.56/1,981,636.20 = 791,416.52/x
  3. Step 3: Cross multiply
    1,435,996.56x = 1,981,636.20 × 791,416.52
  4. Step 4: Simplify right side
    1,435,996.56x = 1,568,299,615,401.84
  5. Step 5: Solve for x
    x = 1,568,299,615,401.84/1,435,996.56
  6. Step 6: Final answer
    x = 1,092,133.27

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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.