Home / 3,948,016.80-5,448,300.72-2,316,451.92

Finding the Fourth Proportional to 3,948,016.80, 5,448,300.72 and 2,316,451.92

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Solution

The fourth proportional to 3,948,016.80, 5,448,300.72 and 2,316,451.92 is: 3,196,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,016.80 : 5,448,300.72 = 2,316,451.92 : x
  2. Step 2: Convert to fraction form
    3,948,016.80/5,448,300.72 = 2,316,451.92/x
  3. Step 3: Cross multiply
    3,948,016.80x = 5,448,300.72 × 2,316,451.92
  4. Step 4: Simplify right side
    3,948,016.80x = 12,620,726,663,581.38
  5. Step 5: Solve for x
    x = 12,620,726,663,581.38/3,948,016.80
  6. Step 6: Final answer
    x = 3,196,725.67

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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.