Home / 2,227,664.80-3,074,180.08-1,209,069.76

Finding the Fourth Proportional to 2,227,664.80, 3,074,180.08 and 1,209,069.76

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Solution

The fourth proportional to 2,227,664.80, 3,074,180.08 and 1,209,069.76 is: 1,668,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,664.80 : 3,074,180.08 = 1,209,069.76 : x
  2. Step 2: Convert to fraction form
    2,227,664.80/3,074,180.08 = 1,209,069.76/x
  3. Step 3: Cross multiply
    2,227,664.80x = 3,074,180.08 × 1,209,069.76
  4. Step 4: Simplify right side
    2,227,664.80x = 3,716,898,171,522.38
  5. Step 5: Solve for x
    x = 3,716,898,171,522.38/2,227,664.80
  6. Step 6: Final answer
    x = 1,668,517.71

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1.5x scale

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.