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Finding the Fourth Proportional to 3,236,641.88, 4,848,457.85 and 1,612,514.52

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Solution

The fourth proportional to 3,236,641.88, 4,848,457.85 and 1,612,514.52 is: 2,415,530.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,641.88 : 4,848,457.85 = 1,612,514.52 : x
  2. Step 2: Convert to fraction form
    3,236,641.88/4,848,457.85 = 1,612,514.52/x
  3. Step 3: Cross multiply
    3,236,641.88x = 4,848,457.85 × 1,612,514.52
  4. Step 4: Simplify right side
    3,236,641.88x = 7,818,208,682,732.98
  5. Step 5: Solve for x
    x = 7,818,208,682,732.98/3,236,641.88
  6. Step 6: Final answer
    x = 2,415,530.96

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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.