Home / 1,362,843.20-2,040,328.20-1,323,477.20

Finding the Fourth Proportional to 1,362,843.20, 2,040,328.20 and 1,323,477.20

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Solution

The fourth proportional to 1,362,843.20, 2,040,328.20 and 1,323,477.20 is: 1,981,392.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,843.20 : 2,040,328.20 = 1,323,477.20 : x
  2. Step 2: Convert to fraction form
    1,362,843.20/2,040,328.20 = 1,323,477.20/x
  3. Step 3: Cross multiply
    1,362,843.20x = 2,040,328.20 × 1,323,477.20
  4. Step 4: Simplify right side
    1,362,843.20x = 2,700,327,853,217.04
  5. Step 5: Solve for x
    x = 2,700,327,853,217.04/1,362,843.20
  6. Step 6: Final answer
    x = 1,981,392.91

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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.