Home / 3,998,242.56-5,997,359.40-1,302,563.92

Finding the Fourth Proportional to 3,998,242.56, 5,997,359.40 and 1,302,563.92

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Solution

The fourth proportional to 3,998,242.56, 5,997,359.40 and 1,302,563.92 is: 1,953,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,242.56 : 5,997,359.40 = 1,302,563.92 : x
  2. Step 2: Convert to fraction form
    3,998,242.56/5,997,359.40 = 1,302,563.92/x
  3. Step 3: Cross multiply
    3,998,242.56x = 5,997,359.40 × 1,302,563.92
  4. Step 4: Simplify right side
    3,998,242.56x = 7,811,943,969,712.85
  5. Step 5: Solve for x
    x = 7,811,943,969,712.85/3,998,242.56
  6. Step 6: Final answer
    x = 1,953,844.43

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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.