Home / 3,829,270.86-5,285,294.28-2,380,060.78

Finding the Fourth Proportional to 3,829,270.86, 5,285,294.28 and 2,380,060.78

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Solution

The fourth proportional to 3,829,270.86, 5,285,294.28 and 2,380,060.78 is: 3,285,043.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,270.86 : 5,285,294.28 = 2,380,060.78 : x
  2. Step 2: Convert to fraction form
    3,829,270.86/5,285,294.28 = 2,380,060.78/x
  3. Step 3: Cross multiply
    3,829,270.86x = 5,285,294.28 × 2,380,060.78
  4. Step 4: Simplify right side
    3,829,270.86x = 12,579,321,626,586.34
  5. Step 5: Solve for x
    x = 12,579,321,626,586.34/3,829,270.86
  6. Step 6: Final answer
    x = 3,285,043.57

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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.