Home / 6,288,345.48-9,428,974.94-2,187,786.08

Finding the Fourth Proportional to 6,288,345.48, 9,428,974.94 and 2,187,786.08

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Solution

The fourth proportional to 6,288,345.48, 9,428,974.94 and 2,187,786.08 is: 3,280,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,345.48 : 9,428,974.94 = 2,187,786.08 : x
  2. Step 2: Convert to fraction form
    6,288,345.48/9,428,974.94 = 2,187,786.08/x
  3. Step 3: Cross multiply
    6,288,345.48x = 9,428,974.94 × 2,187,786.08
  4. Step 4: Simplify right side
    6,288,345.48x = 20,628,580,122,400.84
  5. Step 5: Solve for x
    x = 20,628,580,122,400.84/6,288,345.48
  6. Step 6: Final answer
    x = 3,280,446.37

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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.