Home / 971,144.80-1,456,717.20-868,793.20

Finding the Fourth Proportional to 971,144.80, 1,456,717.20 and 868,793.20

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Solution

The fourth proportional to 971,144.80, 1,456,717.20 and 868,793.20 is: 1,303,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,144.80 : 1,456,717.20 = 868,793.20 : x
  2. Step 2: Convert to fraction form
    971,144.80/1,456,717.20 = 868,793.20/x
  3. Step 3: Cross multiply
    971,144.80x = 1,456,717.20 × 868,793.20
  4. Step 4: Simplify right side
    971,144.80x = 1,265,585,997,683.04
  5. Step 5: Solve for x
    x = 1,265,585,997,683.04/971,144.80
  6. Step 6: Final answer
    x = 1,303,189.80

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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.