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Finding the Fourth Proportional to 4,876,187.82, 6,733,662.45 and 3,650,365.20

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Solution

The fourth proportional to 4,876,187.82, 6,733,662.45 and 3,650,365.20 is: 5,040,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876,187.82 : 6,733,662.45 = 3,650,365.20 : x
  2. Step 2: Convert to fraction form
    4,876,187.82/6,733,662.45 = 3,650,365.20/x
  3. Step 3: Cross multiply
    4,876,187.82x = 6,733,662.45 × 3,650,365.20
  4. Step 4: Simplify right side
    4,876,187.82x = 24,580,327,076,026.74
  5. Step 5: Solve for x
    x = 24,580,327,076,026.74/4,876,187.82
  6. Step 6: Final answer
    x = 5,040,890.13

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1.5x scale

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.