Home / 2,150,195.68-3,225,044.04-802,405.36

Finding the Fourth Proportional to 2,150,195.68, 3,225,044.04 and 802,405.36

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Solution

The fourth proportional to 2,150,195.68, 3,225,044.04 and 802,405.36 is: 1,203,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,195.68 : 3,225,044.04 = 802,405.36 : x
  2. Step 2: Convert to fraction form
    2,150,195.68/3,225,044.04 = 802,405.36/x
  3. Step 3: Cross multiply
    2,150,195.68x = 3,225,044.04 × 802,405.36
  4. Step 4: Simplify right side
    2,150,195.68x = 2,587,792,623,932.05
  5. Step 5: Solve for x
    x = 2,587,792,623,932.05/2,150,195.68
  6. Step 6: Final answer
    x = 1,203,514.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.