Home / 2,327,869.79-3,212,429.36-1,309,274.54

Finding the Fourth Proportional to 2,327,869.79, 3,212,429.36 and 1,309,274.54

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Solution

The fourth proportional to 2,327,869.79, 3,212,429.36 and 1,309,274.54 is: 1,806,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327,869.79 : 3,212,429.36 = 1,309,274.54 : x
  2. Step 2: Convert to fraction form
    2,327,869.79/3,212,429.36 = 1,309,274.54/x
  3. Step 3: Cross multiply
    2,327,869.79x = 3,212,429.36 × 1,309,274.54
  4. Step 4: Simplify right side
    2,327,869.79x = 4,205,951,949,987.97
  5. Step 5: Solve for x
    x = 4,205,951,949,987.97/2,327,869.79
  6. Step 6: Final answer
    x = 1,806,781.45

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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.