Home / 2,258,108.32-3,116,192.91-1,225,616.49

Finding the Fourth Proportional to 2,258,108.32, 3,116,192.91 and 1,225,616.49

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Solution

The fourth proportional to 2,258,108.32, 3,116,192.91 and 1,225,616.49 is: 1,691,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,108.32 : 3,116,192.91 = 1,225,616.49 : x
  2. Step 2: Convert to fraction form
    2,258,108.32/3,116,192.91 = 1,225,616.49/x
  3. Step 3: Cross multiply
    2,258,108.32x = 3,116,192.91 × 1,225,616.49
  4. Step 4: Simplify right side
    2,258,108.32x = 3,819,257,416,517.09
  5. Step 5: Solve for x
    x = 3,819,257,416,517.09/2,258,108.32
  6. Step 6: Final answer
    x = 1,691,352.62

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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.