Home / 2,827,685.68-3,902,089.28-1,538,531.04

Finding the Fourth Proportional to 2,827,685.68, 3,902,089.28 and 1,538,531.04

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Solution

The fourth proportional to 2,827,685.68, 3,902,089.28 and 1,538,531.04 is: 2,123,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,685.68 : 3,902,089.28 = 1,538,531.04 : x
  2. Step 2: Convert to fraction form
    2,827,685.68/3,902,089.28 = 1,538,531.04/x
  3. Step 3: Cross multiply
    2,827,685.68x = 3,902,089.28 × 1,538,531.04
  4. Step 4: Simplify right side
    2,827,685.68x = 6,003,485,478,131.25
  5. Step 5: Solve for x
    x = 6,003,485,478,131.25/2,827,685.68
  6. Step 6: Final answer
    x = 2,123,109.20

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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.