Home / 2,167,923.40-3,248,507.40-819,350.35

Finding the Fourth Proportional to 2,167,923.40, 3,248,507.40 and 819,350.35

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Solution

The fourth proportional to 2,167,923.40, 3,248,507.40 and 819,350.35 is: 1,227,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,923.40 : 3,248,507.40 = 819,350.35 : x
  2. Step 2: Convert to fraction form
    2,167,923.40/3,248,507.40 = 819,350.35/x
  3. Step 3: Cross multiply
    2,167,923.40x = 3,248,507.40 × 819,350.35
  4. Step 4: Simplify right side
    2,167,923.40x = 2,661,665,675,167.59
  5. Step 5: Solve for x
    x = 2,661,665,675,167.59/2,167,923.40
  6. Step 6: Final answer
    x = 1,227,748.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.