Home / 3,252,797.41-4,879,438.06-978,139.72

Finding the Fourth Proportional to 3,252,797.41, 4,879,438.06 and 978,139.72

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Solution

The fourth proportional to 3,252,797.41, 4,879,438.06 and 978,139.72 is: 1,467,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,797.41 : 4,879,438.06 = 978,139.72 : x
  2. Step 2: Convert to fraction form
    3,252,797.41/4,879,438.06 = 978,139.72/x
  3. Step 3: Cross multiply
    3,252,797.41x = 4,879,438.06 × 978,139.72
  4. Step 4: Simplify right side
    3,252,797.41x = 4,772,772,177,765.74
  5. Step 5: Solve for x
    x = 4,772,772,177,765.74/3,252,797.41
  6. Step 6: Final answer
    x = 1,467,282.33

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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.