Home / 1,300,720.25-1,951,753.11-943,833.49

Finding the Fourth Proportional to 1,300,720.25, 1,951,753.11 and 943,833.49

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Solution

The fourth proportional to 1,300,720.25, 1,951,753.11 and 943,833.49 is: 1,416,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,720.25 : 1,951,753.11 = 943,833.49 : x
  2. Step 2: Convert to fraction form
    1,300,720.25/1,951,753.11 = 943,833.49/x
  3. Step 3: Cross multiply
    1,300,720.25x = 1,951,753.11 × 943,833.49
  4. Step 4: Simplify right side
    1,300,720.25x = 1,842,129,949,429.65
  5. Step 5: Solve for x
    x = 1,842,129,949,429.65/1,300,720.25
  6. Step 6: Final answer
    x = 1,416,238.39

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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.