Home / 3,974,581.40-5,961,872.10-982,765.40

Finding the Fourth Proportional to 3,974,581.40, 5,961,872.10 and 982,765.40

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Solution

The fourth proportional to 3,974,581.40, 5,961,872.10 and 982,765.40 is: 1,474,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,581.40 : 5,961,872.10 = 982,765.40 : x
  2. Step 2: Convert to fraction form
    3,974,581.40/5,961,872.10 = 982,765.40/x
  3. Step 3: Cross multiply
    3,974,581.40x = 5,961,872.10 × 982,765.40
  4. Step 4: Simplify right side
    3,974,581.40x = 5,859,121,619,105.34
  5. Step 5: Solve for x
    x = 5,859,121,619,105.34/3,974,581.40
  6. Step 6: Final answer
    x = 1,474,148.10

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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.