Home / 1,929,732.28-2,659,954.62-1,521,168.28

Finding the Fourth Proportional to 1,929,732.28, 2,659,954.62 and 1,521,168.28

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Solution

The fourth proportional to 1,929,732.28, 2,659,954.62 and 1,521,168.28 is: 2,096,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,732.28 : 2,659,954.62 = 1,521,168.28 : x
  2. Step 2: Convert to fraction form
    1,929,732.28/2,659,954.62 = 1,521,168.28/x
  3. Step 3: Cross multiply
    1,929,732.28x = 2,659,954.62 × 1,521,168.28
  4. Step 4: Simplify right side
    1,929,732.28x = 4,046,238,594,183.45
  5. Step 5: Solve for x
    x = 4,046,238,594,183.45/1,929,732.28
  6. Step 6: Final answer
    x = 2,096,787.54

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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.