Home / 1,512,872.48-2,269,474.78-754,904.72

Finding the Fourth Proportional to 1,512,872.48, 2,269,474.78 and 754,904.72

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Solution

The fourth proportional to 1,512,872.48, 2,269,474.78 and 754,904.72 is: 1,132,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,872.48 : 2,269,474.78 = 754,904.72 : x
  2. Step 2: Convert to fraction form
    1,512,872.48/2,269,474.78 = 754,904.72/x
  3. Step 3: Cross multiply
    1,512,872.48x = 2,269,474.78 × 754,904.72
  4. Step 4: Simplify right side
    1,512,872.48x = 1,713,237,223,342.96
  5. Step 5: Solve for x
    x = 1,713,237,223,342.96/1,512,872.48
  6. Step 6: Final answer
    x = 1,132,439.94

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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.