Home / 3,189,662.11-4,401,844.05-1,813,063.48

Finding the Fourth Proportional to 3,189,662.11, 4,401,844.05 and 1,813,063.48

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Solution

The fourth proportional to 3,189,662.11, 4,401,844.05 and 1,813,063.48 is: 2,502,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,662.11 : 4,401,844.05 = 1,813,063.48 : x
  2. Step 2: Convert to fraction form
    3,189,662.11/4,401,844.05 = 1,813,063.48/x
  3. Step 3: Cross multiply
    3,189,662.11x = 4,401,844.05 × 1,813,063.48
  4. Step 4: Simplify right side
    3,189,662.11x = 7,980,822,691,710.29
  5. Step 5: Solve for x
    x = 7,980,822,691,710.29/3,189,662.11
  6. Step 6: Final answer
    x = 2,502,090.32

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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.