Home / 1,508,787.68-2,081,969.53-864,235.04

Finding the Fourth Proportional to 1,508,787.68, 2,081,969.53 and 864,235.04

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Solution

The fourth proportional to 1,508,787.68, 2,081,969.53 and 864,235.04 is: 1,192,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,787.68 : 2,081,969.53 = 864,235.04 : x
  2. Step 2: Convert to fraction form
    1,508,787.68/2,081,969.53 = 864,235.04/x
  3. Step 3: Cross multiply
    1,508,787.68x = 2,081,969.53 × 864,235.04
  4. Step 4: Simplify right side
    1,508,787.68x = 1,799,311,007,467.90
  5. Step 5: Solve for x
    x = 1,799,311,007,467.90/1,508,787.68
  6. Step 6: Final answer
    x = 1,192,554.15

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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.