Home / 1,874,179.80-2,811,269.70-454,235.88

Finding the Fourth Proportional to 1,874,179.80, 2,811,269.70 and 454,235.88

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Solution

The fourth proportional to 1,874,179.80, 2,811,269.70 and 454,235.88 is: 681,353.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,179.80 : 2,811,269.70 = 454,235.88 : x
  2. Step 2: Convert to fraction form
    1,874,179.80/2,811,269.70 = 454,235.88/x
  3. Step 3: Cross multiply
    1,874,179.80x = 2,811,269.70 × 454,235.88
  4. Step 4: Simplify right side
    1,874,179.80x = 1,276,979,566,096.84
  5. Step 5: Solve for x
    x = 1,276,979,566,096.84/1,874,179.80
  6. Step 6: Final answer
    x = 681,353.82

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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.