Home / 1,790,456.28-2,685,773.62-511,253.52

Finding the Fourth Proportional to 1,790,456.28, 2,685,773.62 and 511,253.52

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Solution

The fourth proportional to 1,790,456.28, 2,685,773.62 and 511,253.52 is: 766,905.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,456.28 : 2,685,773.62 = 511,253.52 : x
  2. Step 2: Convert to fraction form
    1,790,456.28/2,685,773.62 = 511,253.52/x
  3. Step 3: Cross multiply
    1,790,456.28x = 2,685,773.62 × 511,253.52
  4. Step 4: Simplify right side
    1,790,456.28x = 1,373,111,217,148.14
  5. Step 5: Solve for x
    x = 1,373,111,217,148.14/1,790,456.28
  6. Step 6: Final answer
    x = 766,905.75

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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.