Home / 3,780,344.80-5,670,560.40-940,463.20

Finding the Fourth Proportional to 3,780,344.80, 5,670,560.40 and 940,463.20

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Solution

The fourth proportional to 3,780,344.80, 5,670,560.40 and 940,463.20 is: 1,410,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,344.80 : 5,670,560.40 = 940,463.20 : x
  2. Step 2: Convert to fraction form
    3,780,344.80/5,670,560.40 = 940,463.20/x
  3. Step 3: Cross multiply
    3,780,344.80x = 5,670,560.40 × 940,463.20
  4. Step 4: Simplify right side
    3,780,344.80x = 5,332,953,379,577.28
  5. Step 5: Solve for x
    x = 5,332,953,379,577.28/3,780,344.80
  6. Step 6: Final answer
    x = 1,410,705.55

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1.5x scale

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.