Home / 3,078,486.24-4,245,560.64-1,932,673.44

Finding the Fourth Proportional to 3,078,486.24, 4,245,560.64 and 1,932,673.44

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Solution

The fourth proportional to 3,078,486.24, 4,245,560.64 and 1,932,673.44 is: 2,665,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,486.24 : 4,245,560.64 = 1,932,673.44 : x
  2. Step 2: Convert to fraction form
    3,078,486.24/4,245,560.64 = 1,932,673.44/x
  3. Step 3: Cross multiply
    3,078,486.24x = 4,245,560.64 × 1,932,673.44
  4. Step 4: Simplify right side
    3,078,486.24x = 8,205,282,286,837.40
  5. Step 5: Solve for x
    x = 8,205,282,286,837.40/3,078,486.24
  6. Step 6: Final answer
    x = 2,665,362.66

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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.