Home / 4,290,391.92-5,915,888.82-2,739,614.52

Finding the Fourth Proportional to 4,290,391.92, 5,915,888.82 and 2,739,614.52

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Solution

The fourth proportional to 4,290,391.92, 5,915,888.82 and 2,739,614.52 is: 3,777,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,391.92 : 5,915,888.82 = 2,739,614.52 : x
  2. Step 2: Convert to fraction form
    4,290,391.92/5,915,888.82 = 2,739,614.52/x
  3. Step 3: Cross multiply
    4,290,391.92x = 5,915,888.82 × 2,739,614.52
  4. Step 4: Simplify right side
    4,290,391.92x = 16,207,254,909,977.67
  5. Step 5: Solve for x
    x = 16,207,254,909,977.67/4,290,391.92
  6. Step 6: Final answer
    x = 3,777,569.79

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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.