Home / 6,212,767.92-9,315,346.20-2,421,822

Finding the Fourth Proportional to 6,212,767.92, 9,315,346.20 and 2,421,822

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Solution

The fourth proportional to 6,212,767.92, 9,315,346.20 and 2,421,822 is: 3,631,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212,767.92 : 9,315,346.20 = 2,421,822 : x
  2. Step 2: Convert to fraction form
    6,212,767.92/9,315,346.20 = 2,421,822/x
  3. Step 3: Cross multiply
    6,212,767.92x = 9,315,346.20 × 2,421,822
  4. Step 4: Simplify right side
    6,212,767.92x = 22,560,110,364,776.40
  5. Step 5: Solve for x
    x = 22,560,110,364,776.40/6,212,767.92
  6. Step 6: Final answer
    x = 3,631,249.49

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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.