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Finding the Fourth Proportional to 3,253,973.82, 4,879,430.82 and 1,203,217.44

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Solution

The fourth proportional to 3,253,973.82, 4,879,430.82 and 1,203,217.44 is: 1,804,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253,973.82 : 4,879,430.82 = 1,203,217.44 : x
  2. Step 2: Convert to fraction form
    3,253,973.82/4,879,430.82 = 1,203,217.44/x
  3. Step 3: Cross multiply
    3,253,973.82x = 4,879,430.82 × 1,203,217.44
  4. Step 4: Simplify right side
    3,253,973.82x = 5,871,016,259,897.50
  5. Step 5: Solve for x
    x = 5,871,016,259,897.50/3,253,973.82
  6. Step 6: Final answer
    x = 1,804,260.45

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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.