Home / 2,228,209.28-3,074,966.16-1,209,614

Finding the Fourth Proportional to 2,228,209.28, 3,074,966.16 and 1,209,614

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Solution

The fourth proportional to 2,228,209.28, 3,074,966.16 and 1,209,614 is: 1,669,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,209.28 : 3,074,966.16 = 1,209,614 : x
  2. Step 2: Convert to fraction form
    2,228,209.28/3,074,966.16 = 1,209,614/x
  3. Step 3: Cross multiply
    2,228,209.28x = 3,074,966.16 × 1,209,614
  4. Step 4: Simplify right side
    2,228,209.28x = 3,719,522,116,662.24
  5. Step 5: Solve for x
    x = 3,719,522,116,662.24/2,228,209.28
  6. Step 6: Final answer
    x = 1,669,287.60

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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.