Home / 2,561,687.40-3,839,420.70-1,140,234.60

Finding the Fourth Proportional to 2,561,687.40, 3,839,420.70 and 1,140,234.60

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Solution

The fourth proportional to 2,561,687.40, 3,839,420.70 and 1,140,234.60 is: 1,708,967.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,687.40 : 3,839,420.70 = 1,140,234.60 : x
  2. Step 2: Convert to fraction form
    2,561,687.40/3,839,420.70 = 1,140,234.60/x
  3. Step 3: Cross multiply
    2,561,687.40x = 3,839,420.70 × 1,140,234.60
  4. Step 4: Simplify right side
    2,561,687.40x = 4,377,840,326,096.22
  5. Step 5: Solve for x
    x = 4,377,840,326,096.22/2,561,687.40
  6. Step 6: Final answer
    x = 1,708,967.43

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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.