Home / 1,589,226.78-2,383,787.52-690,669.48

Finding the Fourth Proportional to 1,589,226.78, 2,383,787.52 and 690,669.48

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Solution

The fourth proportional to 1,589,226.78, 2,383,787.52 and 690,669.48 is: 1,035,981.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,226.78 : 2,383,787.52 = 690,669.48 : x
  2. Step 2: Convert to fraction form
    1,589,226.78/2,383,787.52 = 690,669.48/x
  3. Step 3: Cross multiply
    1,589,226.78x = 2,383,787.52 × 690,669.48
  4. Step 4: Simplify right side
    1,589,226.78x = 1,646,409,286,868.89
  5. Step 5: Solve for x
    x = 1,646,409,286,868.89/1,589,226.78
  6. Step 6: Final answer
    x = 1,035,981.34

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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.