Home / 1,536,452.72-2,305,052.88-511,780.40

Finding the Fourth Proportional to 1,536,452.72, 2,305,052.88 and 511,780.40

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Solution

The fourth proportional to 1,536,452.72, 2,305,052.88 and 511,780.40 is: 767,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,452.72 : 2,305,052.88 = 511,780.40 : x
  2. Step 2: Convert to fraction form
    1,536,452.72/2,305,052.88 = 511,780.40/x
  3. Step 3: Cross multiply
    1,536,452.72x = 2,305,052.88 × 511,780.40
  4. Step 4: Simplify right side
    1,536,452.72x = 1,179,680,884,947.55
  5. Step 5: Solve for x
    x = 1,179,680,884,947.55/1,536,452.72
  6. Step 6: Final answer
    x = 767,795.11

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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.