Home / 3,877,585.56-5,350,963.80-2,158,706.04

Finding the Fourth Proportional to 3,877,585.56, 5,350,963.80 and 2,158,706.04

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Solution

The fourth proportional to 3,877,585.56, 5,350,963.80 and 2,158,706.04 is: 2,978,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877,585.56 : 5,350,963.80 = 2,158,706.04 : x
  2. Step 2: Convert to fraction form
    3,877,585.56/5,350,963.80 = 2,158,706.04/x
  3. Step 3: Cross multiply
    3,877,585.56x = 5,350,963.80 × 2,158,706.04
  4. Step 4: Simplify right side
    3,877,585.56x = 11,551,157,874,881.35
  5. Step 5: Solve for x
    x = 11,551,157,874,881.35/3,877,585.56
  6. Step 6: Final answer
    x = 2,978,956.29

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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.