Home / 2,666,879.29-3,680,293.32-1,443,184.80

Finding the Fourth Proportional to 2,666,879.29, 3,680,293.32 and 1,443,184.80

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Solution

The fourth proportional to 2,666,879.29, 3,680,293.32 and 1,443,184.80 is: 1,991,594.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,879.29 : 3,680,293.32 = 1,443,184.80 : x
  2. Step 2: Convert to fraction form
    2,666,879.29/3,680,293.32 = 1,443,184.80/x
  3. Step 3: Cross multiply
    2,666,879.29x = 3,680,293.32 × 1,443,184.80
  4. Step 4: Simplify right side
    2,666,879.29x = 5,311,343,365,164.44
  5. Step 5: Solve for x
    x = 5,311,343,365,164.44/2,666,879.29
  6. Step 6: Final answer
    x = 1,991,594.97

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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.