Home / 3,949,061.40-5,923,592.10-1,928,601.45

Finding the Fourth Proportional to 3,949,061.40, 5,923,592.10 and 1,928,601.45

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Solution

The fourth proportional to 3,949,061.40, 5,923,592.10 and 1,928,601.45 is: 2,892,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,061.40 : 5,923,592.10 = 1,928,601.45 : x
  2. Step 2: Convert to fraction form
    3,949,061.40/5,923,592.10 = 1,928,601.45/x
  3. Step 3: Cross multiply
    3,949,061.40x = 5,923,592.10 × 1,928,601.45
  4. Step 4: Simplify right side
    3,949,061.40x = 11,424,248,313,268.54
  5. Step 5: Solve for x
    x = 11,424,248,313,268.54/3,949,061.40
  6. Step 6: Final answer
    x = 2,892,902.18

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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.