Home / 2,212,173.65-3,052,856.12-1,245,337.89

Finding the Fourth Proportional to 2,212,173.65, 3,052,856.12 and 1,245,337.89

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Solution

The fourth proportional to 2,212,173.65, 3,052,856.12 and 1,245,337.89 is: 1,718,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,173.65 : 3,052,856.12 = 1,245,337.89 : x
  2. Step 2: Convert to fraction form
    2,212,173.65/3,052,856.12 = 1,245,337.89/x
  3. Step 3: Cross multiply
    2,212,173.65x = 3,052,856.12 × 1,245,337.89
  4. Step 4: Simplify right side
    2,212,173.65x = 3,801,837,392,727.70
  5. Step 5: Solve for x
    x = 3,801,837,392,727.70/2,212,173.65
  6. Step 6: Final answer
    x = 1,718,598.09

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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.