Home / 1,966,793.40-2,950,190.10-768,754.80

Finding the Fourth Proportional to 1,966,793.40, 2,950,190.10 and 768,754.80

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Solution

The fourth proportional to 1,966,793.40, 2,950,190.10 and 768,754.80 is: 1,153,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,793.40 : 2,950,190.10 = 768,754.80 : x
  2. Step 2: Convert to fraction form
    1,966,793.40/2,950,190.10 = 768,754.80/x
  3. Step 3: Cross multiply
    1,966,793.40x = 2,950,190.10 × 768,754.80
  4. Step 4: Simplify right side
    1,966,793.40x = 2,267,972,800,287.48
  5. Step 5: Solve for x
    x = 2,267,972,800,287.48/1,966,793.40
  6. Step 6: Final answer
    x = 1,153,132.20

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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.