Home / 1,939,251.28-2,908,654.44-741,146.98

Finding the Fourth Proportional to 1,939,251.28, 2,908,654.44 and 741,146.98

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Solution

The fourth proportional to 1,939,251.28, 2,908,654.44 and 741,146.98 is: 1,111,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,251.28 : 2,908,654.44 = 741,146.98 : x
  2. Step 2: Convert to fraction form
    1,939,251.28/2,908,654.44 = 741,146.98/x
  3. Step 3: Cross multiply
    1,939,251.28x = 2,908,654.44 × 741,146.98
  4. Step 4: Simplify right side
    1,939,251.28x = 2,155,740,454,069.59
  5. Step 5: Solve for x
    x = 2,155,740,454,069.59/1,939,251.28
  6. Step 6: Final answer
    x = 1,111,635.44

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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.