Home / 2,195,662.52-3,029,949.05-1,215,645.14

Finding the Fourth Proportional to 2,195,662.52, 3,029,949.05 and 1,215,645.14

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Solution

The fourth proportional to 2,195,662.52, 3,029,949.05 and 1,215,645.14 is: 1,677,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,662.52 : 3,029,949.05 = 1,215,645.14 : x
  2. Step 2: Convert to fraction form
    2,195,662.52/3,029,949.05 = 1,215,645.14/x
  3. Step 3: Cross multiply
    2,195,662.52x = 3,029,949.05 × 1,215,645.14
  4. Step 4: Simplify right side
    2,195,662.52x = 3,683,342,837,080.12
  5. Step 5: Solve for x
    x = 3,683,342,837,080.12/2,195,662.52
  6. Step 6: Final answer
    x = 1,677,554.18

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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.