Home / 3,986,219.01-5,500,980.75-2,175,383.01

Finding the Fourth Proportional to 3,986,219.01, 5,500,980.75 and 2,175,383.01

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Solution

The fourth proportional to 3,986,219.01, 5,500,980.75 and 2,175,383.01 is: 3,002,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,219.01 : 5,500,980.75 = 2,175,383.01 : x
  2. Step 2: Convert to fraction form
    3,986,219.01/5,500,980.75 = 2,175,383.01/x
  3. Step 3: Cross multiply
    3,986,219.01x = 5,500,980.75 × 2,175,383.01
  4. Step 4: Simplify right side
    3,986,219.01x = 11,966,740,061,887.06
  5. Step 5: Solve for x
    x = 11,966,740,061,887.06/3,986,219.01
  6. Step 6: Final answer
    x = 3,002,027.74

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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.