Home / 4,222,073.06-6,330,710.12-1,661,900.39

Finding the Fourth Proportional to 4,222,073.06, 6,330,710.12 and 1,661,900.39

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Solution

The fourth proportional to 4,222,073.06, 6,330,710.12 and 1,661,900.39 is: 2,491,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222,073.06 : 6,330,710.12 = 1,661,900.39 : x
  2. Step 2: Convert to fraction form
    4,222,073.06/6,330,710.12 = 1,661,900.39/x
  3. Step 3: Cross multiply
    4,222,073.06x = 6,330,710.12 × 1,661,900.39
  4. Step 4: Simplify right side
    4,222,073.06x = 10,521,009,601,182.06
  5. Step 5: Solve for x
    x = 10,521,009,601,182.06/4,222,073.06
  6. Step 6: Final answer
    x = 2,491,906.10

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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.