Home / 2,087,769.38-3,131,654.06-511,833.38

Finding the Fourth Proportional to 2,087,769.38, 3,131,654.06 and 511,833.38

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Solution

The fourth proportional to 2,087,769.38, 3,131,654.06 and 511,833.38 is: 767,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,769.38 : 3,131,654.06 = 511,833.38 : x
  2. Step 2: Convert to fraction form
    2,087,769.38/3,131,654.06 = 511,833.38/x
  3. Step 3: Cross multiply
    2,087,769.38x = 3,131,654.06 × 511,833.38
  4. Step 4: Simplify right side
    2,087,769.38x = 1,602,885,068,141.84
  5. Step 5: Solve for x
    x = 1,602,885,068,141.84/2,087,769.38
  6. Step 6: Final answer
    x = 767,750.06

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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.