Home / 3,877,608.60-5,350,995.32-2,158,729.26

Finding the Fourth Proportional to 3,877,608.60, 5,350,995.32 and 2,158,729.26

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Solution

The fourth proportional to 3,877,608.60, 5,350,995.32 and 2,158,729.26 is: 2,978,988.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877,608.60 : 5,350,995.32 = 2,158,729.26 : x
  2. Step 2: Convert to fraction form
    3,877,608.60/5,350,995.32 = 2,158,729.26/x
  3. Step 3: Cross multiply
    3,877,608.60x = 5,350,995.32 × 2,158,729.26
  4. Step 4: Simplify right side
    3,877,608.60x = 11,551,350,156,613.42
  5. Step 5: Solve for x
    x = 11,551,350,156,613.42/3,877,608.60
  6. Step 6: Final answer
    x = 2,978,988.17

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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.