Home / 3,174,380.64-4,379,963.76-1,885,655.52

Finding the Fourth Proportional to 3,174,380.64, 4,379,963.76 and 1,885,655.52

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Solution

The fourth proportional to 3,174,380.64, 4,379,963.76 and 1,885,655.52 is: 2,601,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,380.64 : 4,379,963.76 = 1,885,655.52 : x
  2. Step 2: Convert to fraction form
    3,174,380.64/4,379,963.76 = 1,885,655.52/x
  3. Step 3: Cross multiply
    3,174,380.64x = 4,379,963.76 × 1,885,655.52
  4. Step 4: Simplify right side
    3,174,380.64x = 8,259,102,841,443.96
  5. Step 5: Solve for x
    x = 8,259,102,841,443.96/3,174,380.64
  6. Step 6: Final answer
    x = 2,601,799.78

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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.