Home / 1,494,259.11-2,062,073.03-815,190.75

Finding the Fourth Proportional to 1,494,259.11, 2,062,073.03 and 815,190.75

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Solution

The fourth proportional to 1,494,259.11, 2,062,073.03 and 815,190.75 is: 1,124,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,259.11 : 2,062,073.03 = 815,190.75 : x
  2. Step 2: Convert to fraction form
    1,494,259.11/2,062,073.03 = 815,190.75/x
  3. Step 3: Cross multiply
    1,494,259.11x = 2,062,073.03 × 815,190.75
  4. Step 4: Simplify right side
    1,494,259.11x = 1,680,982,855,804.52
  5. Step 5: Solve for x
    x = 1,680,982,855,804.52/1,494,259.11
  6. Step 6: Final answer
    x = 1,124,960.75

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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.