Home / 2,500,771.65-3,451,051.33-1,398,202.85

Finding the Fourth Proportional to 2,500,771.65, 3,451,051.33 and 1,398,202.85

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Solution

The fourth proportional to 2,500,771.65, 3,451,051.33 and 1,398,202.85 is: 1,929,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,771.65 : 3,451,051.33 = 1,398,202.85 : x
  2. Step 2: Convert to fraction form
    2,500,771.65/3,451,051.33 = 1,398,202.85/x
  3. Step 3: Cross multiply
    2,500,771.65x = 3,451,051.33 × 1,398,202.85
  4. Step 4: Simplify right side
    2,500,771.65x = 4,825,269,805,102.29
  5. Step 5: Solve for x
    x = 4,825,269,805,102.29/2,500,771.65
  6. Step 6: Final answer
    x = 1,929,512.36

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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.