Home / 981,161.20-1,353,894.04-588,673.32

Finding the Fourth Proportional to 981,161.20, 1,353,894.04 and 588,673.32

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Solution

The fourth proportional to 981,161.20, 1,353,894.04 and 588,673.32 is: 812,304.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,161.20 : 1,353,894.04 = 588,673.32 : x
  2. Step 2: Convert to fraction form
    981,161.20/1,353,894.04 = 588,673.32/x
  3. Step 3: Cross multiply
    981,161.20x = 1,353,894.04 × 588,673.32
  4. Step 4: Simplify right side
    981,161.20x = 797,001,302,729.41
  5. Step 5: Solve for x
    x = 797,001,302,729.41/981,161.20
  6. Step 6: Final answer
    x = 812,304.14

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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.