Home / 1,270,977.46-1,906,464.58-324,348.18

Finding the Fourth Proportional to 1,270,977.46, 1,906,464.58 and 324,348.18

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Solution

The fourth proportional to 1,270,977.46, 1,906,464.58 and 324,348.18 is: 486,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,977.46 : 1,906,464.58 = 324,348.18 : x
  2. Step 2: Convert to fraction form
    1,270,977.46/1,906,464.58 = 324,348.18/x
  3. Step 3: Cross multiply
    1,270,977.46x = 1,906,464.58 × 324,348.18
  4. Step 4: Simplify right side
    1,270,977.46x = 618,358,316,757.46
  5. Step 5: Solve for x
    x = 618,358,316,757.46/1,270,977.46
  6. Step 6: Final answer
    x = 486,521.86

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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.