Home / 2,290,060.80-3,432,153.60-1,279,180.80

Finding the Fourth Proportional to 2,290,060.80, 3,432,153.60 and 1,279,180.80

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Solution

The fourth proportional to 2,290,060.80, 3,432,153.60 and 1,279,180.80 is: 1,917,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,060.80 : 3,432,153.60 = 1,279,180.80 : x
  2. Step 2: Convert to fraction form
    2,290,060.80/3,432,153.60 = 1,279,180.80/x
  3. Step 3: Cross multiply
    2,290,060.80x = 3,432,153.60 × 1,279,180.80
  4. Step 4: Simplify right side
    2,290,060.80x = 4,390,344,987,770.88
  5. Step 5: Solve for x
    x = 4,390,344,987,770.88/2,290,060.80
  6. Step 6: Final answer
    x = 1,917,130.32

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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.