Home / 3,074,252.16-4,242,539.52-1,928,380.80

Finding the Fourth Proportional to 3,074,252.16, 4,242,539.52 and 1,928,380.80

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Solution

The fourth proportional to 3,074,252.16, 4,242,539.52 and 1,928,380.80 is: 2,661,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,252.16 : 4,242,539.52 = 1,928,380.80 : x
  2. Step 2: Convert to fraction form
    3,074,252.16/4,242,539.52 = 1,928,380.80/x
  3. Step 3: Cross multiply
    3,074,252.16x = 4,242,539.52 × 1,928,380.80
  4. Step 4: Simplify right side
    3,074,252.16x = 8,181,231,753,609.22
  5. Step 5: Solve for x
    x = 8,181,231,753,609.22/3,074,252.16
  6. Step 6: Final answer
    x = 2,661,210.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.