Home / 1,686,675.52-2,327,667.05-922,729.09

Finding the Fourth Proportional to 1,686,675.52, 2,327,667.05 and 922,729.09

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Solution

The fourth proportional to 1,686,675.52, 2,327,667.05 and 922,729.09 is: 1,273,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,675.52 : 2,327,667.05 = 922,729.09 : x
  2. Step 2: Convert to fraction form
    1,686,675.52/2,327,667.05 = 922,729.09/x
  3. Step 3: Cross multiply
    1,686,675.52x = 2,327,667.05 × 922,729.09
  4. Step 4: Simplify right side
    1,686,675.52x = 2,147,806,098,869.48
  5. Step 5: Solve for x
    x = 2,147,806,098,869.48/1,686,675.52
  6. Step 6: Final answer
    x = 1,273,396.14

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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.