Home / 3,258,678.32-4,888,350.38-1,128,758.48

Finding the Fourth Proportional to 3,258,678.32, 4,888,350.38 and 1,128,758.48

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Solution

The fourth proportional to 3,258,678.32, 4,888,350.38 and 1,128,758.48 is: 1,693,253.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,678.32 : 4,888,350.38 = 1,128,758.48 : x
  2. Step 2: Convert to fraction form
    3,258,678.32/4,888,350.38 = 1,128,758.48/x
  3. Step 3: Cross multiply
    3,258,678.32x = 4,888,350.38 × 1,128,758.48
  4. Step 4: Simplify right side
    3,258,678.32x = 5,517,766,923,016.37
  5. Step 5: Solve for x
    x = 5,517,766,923,016.37/3,258,678.32
  6. Step 6: Final answer
    x = 1,693,253.03

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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.