Home / 4,148,930.40-6,228,061.20-3,206,479.20

Finding the Fourth Proportional to 4,148,930.40, 6,228,061.20 and 3,206,479.20

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Solution

The fourth proportional to 4,148,930.40, 6,228,061.20 and 3,206,479.20 is: 4,813,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148,930.40 : 6,228,061.20 = 3,206,479.20 : x
  2. Step 2: Convert to fraction form
    4,148,930.40/6,228,061.20 = 3,206,479.20/x
  3. Step 3: Cross multiply
    4,148,930.40x = 6,228,061.20 × 3,206,479.20
  4. Step 4: Simplify right side
    4,148,930.40x = 19,970,148,694,127.04
  5. Step 5: Solve for x
    x = 19,970,148,694,127.04/4,148,930.40
  6. Step 6: Final answer
    x = 4,813,324.58

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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.