Home / 1,512,074.33-2,268,111.49-1,306,787.93

Finding the Fourth Proportional to 1,512,074.33, 2,268,111.49 and 1,306,787.93

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Solution

The fourth proportional to 1,512,074.33, 2,268,111.49 and 1,306,787.93 is: 1,960,181.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,074.33 : 2,268,111.49 = 1,306,787.93 : x
  2. Step 2: Convert to fraction form
    1,512,074.33/2,268,111.49 = 1,306,787.93/x
  3. Step 3: Cross multiply
    1,512,074.33x = 2,268,111.49 × 1,306,787.93
  4. Step 4: Simplify right side
    1,512,074.33x = 2,963,940,704,418.79
  5. Step 5: Solve for x
    x = 2,963,940,704,418.79/1,512,074.33
  6. Step 6: Final answer
    x = 1,960,181.89

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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.