Home / 3,240,659.44-4,471,973.84-1,863,899.20

Finding the Fourth Proportional to 3,240,659.44, 4,471,973.84 and 1,863,899.20

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Solution

The fourth proportional to 3,240,659.44, 4,471,973.84 and 1,863,899.20 is: 2,572,102.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,659.44 : 4,471,973.84 = 1,863,899.20 : x
  2. Step 2: Convert to fraction form
    3,240,659.44/4,471,973.84 = 1,863,899.20/x
  3. Step 3: Cross multiply
    3,240,659.44x = 4,471,973.84 × 1,863,899.20
  4. Step 4: Simplify right side
    3,240,659.44x = 8,335,308,462,796.93
  5. Step 5: Solve for x
    x = 8,335,308,462,796.93/3,240,659.44
  6. Step 6: Final answer
    x = 2,572,102.57

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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.