Home / 2,278,320.09-3,142,600.39-1,461,229.56

Finding the Fourth Proportional to 2,278,320.09, 3,142,600.39 and 1,461,229.56

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Solution

The fourth proportional to 2,278,320.09, 3,142,600.39 and 1,461,229.56 is: 2,015,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,320.09 : 3,142,600.39 = 1,461,229.56 : x
  2. Step 2: Convert to fraction form
    2,278,320.09/3,142,600.39 = 1,461,229.56/x
  3. Step 3: Cross multiply
    2,278,320.09x = 3,142,600.39 × 1,461,229.56
  4. Step 4: Simplify right side
    2,278,320.09x = 4,592,060,565,769.45
  5. Step 5: Solve for x
    x = 4,592,060,565,769.45/2,278,320.09
  6. Step 6: Final answer
    x = 2,015,546.71

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1.5x scale

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.