Home / 3,925,386.30-5,417,606.79-2,206,648.38

Finding the Fourth Proportional to 3,925,386.30, 5,417,606.79 and 2,206,648.38

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Solution

The fourth proportional to 3,925,386.30, 5,417,606.79 and 2,206,648.38 is: 3,045,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,386.30 : 5,417,606.79 = 2,206,648.38 : x
  2. Step 2: Convert to fraction form
    3,925,386.30/5,417,606.79 = 2,206,648.38/x
  3. Step 3: Cross multiply
    3,925,386.30x = 5,417,606.79 × 2,206,648.38
  4. Step 4: Simplify right side
    3,925,386.30x = 11,954,753,246,630.50
  5. Step 5: Solve for x
    x = 11,954,753,246,630.50/3,925,386.30
  6. Step 6: Final answer
    x = 3,045,497.27

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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.