Home / 3,413,147.70-5,119,721.55-2,073,828.90

Finding the Fourth Proportional to 3,413,147.70, 5,119,721.55 and 2,073,828.90

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Solution

The fourth proportional to 3,413,147.70, 5,119,721.55 and 2,073,828.90 is: 3,110,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,147.70 : 5,119,721.55 = 2,073,828.90 : x
  2. Step 2: Convert to fraction form
    3,413,147.70/5,119,721.55 = 2,073,828.90/x
  3. Step 3: Cross multiply
    3,413,147.70x = 5,119,721.55 × 2,073,828.90
  4. Step 4: Simplify right side
    3,413,147.70x = 10,617,426,510,342.79
  5. Step 5: Solve for x
    x = 10,617,426,510,342.79/3,413,147.70
  6. Step 6: Final answer
    x = 3,110,743.35

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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.