Home / 2,227,508.10-3,073,964.58-1,208,915.28

Finding the Fourth Proportional to 2,227,508.10, 3,073,964.58 and 1,208,915.28

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Solution

The fourth proportional to 2,227,508.10, 3,073,964.58 and 1,208,915.28 is: 1,668,304.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,508.10 : 3,073,964.58 = 1,208,915.28 : x
  2. Step 2: Convert to fraction form
    2,227,508.10/3,073,964.58 = 1,208,915.28/x
  3. Step 3: Cross multiply
    2,227,508.10x = 3,073,964.58 × 1,208,915.28
  4. Step 4: Simplify right side
    2,227,508.10x = 3,716,162,750,940.78
  5. Step 5: Solve for x
    x = 3,716,162,750,940.78/2,227,508.10
  6. Step 6: Final answer
    x = 1,668,304.93

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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.