Home / 3,811,212-5,259,939.12-2,201,580

Finding the Fourth Proportional to 3,811,212, 5,259,939.12 and 2,201,580

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Solution

The fourth proportional to 3,811,212, 5,259,939.12 and 2,201,580 is: 3,038,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,212 : 5,259,939.12 = 2,201,580 : x
  2. Step 2: Convert to fraction form
    3,811,212/5,259,939.12 = 2,201,580/x
  3. Step 3: Cross multiply
    3,811,212x = 5,259,939.12 × 2,201,580
  4. Step 4: Simplify right side
    3,811,212x = 11,580,176,767,809.60
  5. Step 5: Solve for x
    x = 11,580,176,767,809.60/3,811,212
  6. Step 6: Final answer
    x = 3,038,449.91

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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.