Home / 2,225,449-3,071,119.62-1,206,854.56

Finding the Fourth Proportional to 2,225,449, 3,071,119.62 and 1,206,854.56

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Solution

The fourth proportional to 2,225,449, 3,071,119.62 and 1,206,854.56 is: 1,665,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,449 : 3,071,119.62 = 1,206,854.56 : x
  2. Step 2: Convert to fraction form
    2,225,449/3,071,119.62 = 1,206,854.56/x
  3. Step 3: Cross multiply
    2,225,449x = 3,071,119.62 × 1,206,854.56
  4. Step 4: Simplify right side
    2,225,449x = 3,706,394,717,702.47
  5. Step 5: Solve for x
    x = 3,706,394,717,702.47/2,225,449
  6. Step 6: Final answer
    x = 1,665,459.29

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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.