Home / 1,301,542.62-1,951,995.36-543,390.36

Finding the Fourth Proportional to 1,301,542.62, 1,951,995.36 and 543,390.36

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Solution

The fourth proportional to 1,301,542.62, 1,951,995.36 and 543,390.36 is: 814,952.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,542.62 : 1,951,995.36 = 543,390.36 : x
  2. Step 2: Convert to fraction form
    1,301,542.62/1,951,995.36 = 543,390.36/x
  3. Step 3: Cross multiply
    1,301,542.62x = 1,951,995.36 × 543,390.36
  4. Step 4: Simplify right side
    1,301,542.62x = 1,060,695,461,388.73
  5. Step 5: Solve for x
    x = 1,060,695,461,388.73/1,301,542.62
  6. Step 6: Final answer
    x = 814,952.54

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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.