Home / 3,877,586.06-5,350,964.49-2,158,706.54

Finding the Fourth Proportional to 3,877,586.06, 5,350,964.49 and 2,158,706.54

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Solution

The fourth proportional to 3,877,586.06, 5,350,964.49 and 2,158,706.54 is: 2,978,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877,586.06 : 5,350,964.49 = 2,158,706.54 : x
  2. Step 2: Convert to fraction form
    3,877,586.06/5,350,964.49 = 2,158,706.54/x
  3. Step 3: Cross multiply
    3,877,586.06x = 5,350,964.49 × 2,158,706.54
  4. Step 4: Simplify right side
    3,877,586.06x = 11,551,162,039,870.77
  5. Step 5: Solve for x
    x = 11,551,162,039,870.77/3,877,586.06
  6. Step 6: Final answer
    x = 2,978,956.98

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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.