Home / 1,080,327.61-1,620,456.55-322,175.37

Finding the Fourth Proportional to 1,080,327.61, 1,620,456.55 and 322,175.37

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Solution

The fourth proportional to 1,080,327.61, 1,620,456.55 and 322,175.37 is: 483,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,327.61 : 1,620,456.55 = 322,175.37 : x
  2. Step 2: Convert to fraction form
    1,080,327.61/1,620,456.55 = 322,175.37/x
  3. Step 3: Cross multiply
    1,080,327.61x = 1,620,456.55 × 322,175.37
  4. Step 4: Simplify right side
    1,080,327.61x = 522,071,188,565.17
  5. Step 5: Solve for x
    x = 522,071,188,565.17/1,080,327.61
  6. Step 6: Final answer
    x = 483,252.66

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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.