Home / 1,874,191.76-2,811,287.58-454,247.88

Finding the Fourth Proportional to 1,874,191.76, 2,811,287.58 and 454,247.88

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Solution

The fourth proportional to 1,874,191.76, 2,811,287.58 and 454,247.88 is: 681,371.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,191.76 : 2,811,287.58 = 454,247.88 : x
  2. Step 2: Convert to fraction form
    1,874,191.76/2,811,287.58 = 454,247.88/x
  3. Step 3: Cross multiply
    1,874,191.76x = 2,811,287.58 × 454,247.88
  4. Step 4: Simplify right side
    1,874,191.76x = 1,277,021,423,285.33
  5. Step 5: Solve for x
    x = 1,277,021,423,285.33/1,874,191.76
  6. Step 6: Final answer
    x = 681,371.81

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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.