Home / 3,376,785.60-5,065,441.92-980,669.52

Finding the Fourth Proportional to 3,376,785.60, 5,065,441.92 and 980,669.52

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Solution

The fourth proportional to 3,376,785.60, 5,065,441.92 and 980,669.52 is: 1,471,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376,785.60 : 5,065,441.92 = 980,669.52 : x
  2. Step 2: Convert to fraction form
    3,376,785.60/5,065,441.92 = 980,669.52/x
  3. Step 3: Cross multiply
    3,376,785.60x = 5,065,441.92 × 980,669.52
  4. Step 4: Simplify right side
    3,376,785.60x = 4,967,524,496,274.28
  5. Step 5: Solve for x
    x = 4,967,524,496,274.28/3,376,785.60
  6. Step 6: Final answer
    x = 1,471,080.81

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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.