Home / 2,759,473.62-4,141,879.92-1,991,762.82

Finding the Fourth Proportional to 2,759,473.62, 4,141,879.92 and 1,991,762.82

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Solution

The fourth proportional to 2,759,473.62, 4,141,879.92 and 1,991,762.82 is: 2,989,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,473.62 : 4,141,879.92 = 1,991,762.82 : x
  2. Step 2: Convert to fraction form
    2,759,473.62/4,141,879.92 = 1,991,762.82/x
  3. Step 3: Cross multiply
    2,759,473.62x = 4,141,879.92 × 1,991,762.82
  4. Step 4: Simplify right side
    2,759,473.62x = 8,249,642,429,560.57
  5. Step 5: Solve for x
    x = 8,249,642,429,560.57/2,759,473.62
  6. Step 6: Final answer
    x = 2,989,571.04

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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.