Home / 932,717.40-1,397,107.80-832,990.20

Finding the Fourth Proportional to 932,717.40, 1,397,107.80 and 832,990.20

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Solution

The fourth proportional to 932,717.40, 1,397,107.80 and 832,990.20 is: 1,247,727.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,717.40 : 1,397,107.80 = 832,990.20 : x
  2. Step 2: Convert to fraction form
    932,717.40/1,397,107.80 = 832,990.20/x
  3. Step 3: Cross multiply
    932,717.40x = 1,397,107.80 × 832,990.20
  4. Step 4: Simplify right side
    932,717.40x = 1,163,777,105,743.56
  5. Step 5: Solve for x
    x = 1,163,777,105,743.56/932,717.40
  6. Step 6: Final answer
    x = 1,247,727.45

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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.