Home / 2,836,609.12-4,254,881.04-814,902.88

Finding the Fourth Proportional to 2,836,609.12, 4,254,881.04 and 814,902.88

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Solution

The fourth proportional to 2,836,609.12, 4,254,881.04 and 814,902.88 is: 1,222,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,609.12 : 4,254,881.04 = 814,902.88 : x
  2. Step 2: Convert to fraction form
    2,836,609.12/4,254,881.04 = 814,902.88/x
  3. Step 3: Cross multiply
    2,836,609.12x = 4,254,881.04 × 814,902.88
  4. Step 4: Simplify right side
    2,836,609.12x = 3,467,314,813,553.40
  5. Step 5: Solve for x
    x = 3,467,314,813,553.40/2,836,609.12
  6. Step 6: Final answer
    x = 1,222,344.94

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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.