Home / 3,650,388.81-5,471,721.92-1,374,928.70

Finding the Fourth Proportional to 3,650,388.81, 5,471,721.92 and 1,374,928.70

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Solution

The fourth proportional to 3,650,388.81, 5,471,721.92 and 1,374,928.70 is: 2,060,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,388.81 : 5,471,721.92 = 1,374,928.70 : x
  2. Step 2: Convert to fraction form
    3,650,388.81/5,471,721.92 = 1,374,928.70/x
  3. Step 3: Cross multiply
    3,650,388.81x = 5,471,721.92 × 1,374,928.70
  4. Step 4: Simplify right side
    3,650,388.81x = 7,523,227,471,993.85
  5. Step 5: Solve for x
    x = 7,523,227,471,993.85/3,650,388.81
  6. Step 6: Final answer
    x = 2,060,938.67

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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.