Home / 1,665,612.43-2,498,418.33-908,090.92

Finding the Fourth Proportional to 1,665,612.43, 2,498,418.33 and 908,090.92

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Solution

The fourth proportional to 1,665,612.43, 2,498,418.33 and 908,090.92 is: 1,362,136.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,612.43 : 2,498,418.33 = 908,090.92 : x
  2. Step 2: Convert to fraction form
    1,665,612.43/2,498,418.33 = 908,090.92/x
  3. Step 3: Cross multiply
    1,665,612.43x = 2,498,418.33 × 908,090.92
  4. Step 4: Simplify right side
    1,665,612.43x = 2,268,790,999,834.56
  5. Step 5: Solve for x
    x = 2,268,790,999,834.56/1,665,612.43
  6. Step 6: Final answer
    x = 1,362,136.21

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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.