Home / 2,291,420.84-3,162,213.54-1,258,993.06

Finding the Fourth Proportional to 2,291,420.84, 3,162,213.54 and 1,258,993.06

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Solution

The fourth proportional to 2,291,420.84, 3,162,213.54 and 1,258,993.06 is: 1,737,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,420.84 : 3,162,213.54 = 1,258,993.06 : x
  2. Step 2: Convert to fraction form
    2,291,420.84/3,162,213.54 = 1,258,993.06/x
  3. Step 3: Cross multiply
    2,291,420.84x = 3,162,213.54 × 1,258,993.06
  4. Step 4: Simplify right side
    2,291,420.84x = 3,981,204,893,192.50
  5. Step 5: Solve for x
    x = 3,981,204,893,192.50/2,291,420.84
  6. Step 6: Final answer
    x = 1,737,439.42

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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.