Home / 2,672,976.80-4,008,687.60-1,475,472.80

Finding the Fourth Proportional to 2,672,976.80, 4,008,687.60 and 1,475,472.80

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Solution

The fourth proportional to 2,672,976.80, 4,008,687.60 and 1,475,472.80 is: 2,212,779.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,976.80 : 4,008,687.60 = 1,475,472.80 : x
  2. Step 2: Convert to fraction form
    2,672,976.80/4,008,687.60 = 1,475,472.80/x
  3. Step 3: Cross multiply
    2,672,976.80x = 4,008,687.60 × 1,475,472.80
  4. Step 4: Simplify right side
    2,672,976.80x = 5,914,709,517,497.28
  5. Step 5: Solve for x
    x = 5,914,709,517,497.28/2,672,976.80
  6. Step 6: Final answer
    x = 2,212,779.97

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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.