Home / 5,234,060.20-7,851,608.70-1,821,821.80

Finding the Fourth Proportional to 5,234,060.20, 7,851,608.70 and 1,821,821.80

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Solution

The fourth proportional to 5,234,060.20, 7,851,608.70 and 1,821,821.80 is: 2,732,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,060.20 : 7,851,608.70 = 1,821,821.80 : x
  2. Step 2: Convert to fraction form
    5,234,060.20/7,851,608.70 = 1,821,821.80/x
  3. Step 3: Cross multiply
    5,234,060.20x = 7,851,608.70 × 1,821,821.80
  4. Step 4: Simplify right side
    5,234,060.20x = 14,304,231,894,729.66
  5. Step 5: Solve for x
    x = 14,304,231,894,729.66/5,234,060.20
  6. Step 6: Final answer
    x = 2,732,913.14

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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.