Home / 3,840,401.22-5,299,914.69-2,208,809.04

Finding the Fourth Proportional to 3,840,401.22, 5,299,914.69 and 2,208,809.04

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Solution

The fourth proportional to 3,840,401.22, 5,299,914.69 and 2,208,809.04 is: 3,048,249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,401.22 : 5,299,914.69 = 2,208,809.04 : x
  2. Step 2: Convert to fraction form
    3,840,401.22/5,299,914.69 = 2,208,809.04/x
  3. Step 3: Cross multiply
    3,840,401.22x = 5,299,914.69 × 2,208,809.04
  4. Step 4: Simplify right side
    3,840,401.22x = 11,706,499,478,500.80
  5. Step 5: Solve for x
    x = 11,706,499,478,500.80/3,840,401.22
  6. Step 6: Final answer
    x = 3,048,249.08

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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.