Home / 3,877,586.56-5,350,965.18-2,158,707.04

Finding the Fourth Proportional to 3,877,586.56, 5,350,965.18 and 2,158,707.04

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Solution

The fourth proportional to 3,877,586.56, 5,350,965.18 and 2,158,707.04 is: 2,978,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877,586.56 : 5,350,965.18 = 2,158,707.04 : x
  2. Step 2: Convert to fraction form
    3,877,586.56/5,350,965.18 = 2,158,707.04/x
  3. Step 3: Cross multiply
    3,877,586.56x = 5,350,965.18 × 2,158,707.04
  4. Step 4: Simplify right side
    3,877,586.56x = 11,551,166,204,860.87
  5. Step 5: Solve for x
    x = 11,551,166,204,860.87/3,877,586.56
  6. Step 6: Final answer
    x = 2,978,957.67

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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.