Home / 2,201,145.90-3,301,718.85-1,081,401.90

Finding the Fourth Proportional to 2,201,145.90, 3,301,718.85 and 1,081,401.90

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Solution

The fourth proportional to 2,201,145.90, 3,301,718.85 and 1,081,401.90 is: 1,622,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,145.90 : 3,301,718.85 = 1,081,401.90 : x
  2. Step 2: Convert to fraction form
    2,201,145.90/3,301,718.85 = 1,081,401.90/x
  3. Step 3: Cross multiply
    2,201,145.90x = 3,301,718.85 × 1,081,401.90
  4. Step 4: Simplify right side
    2,201,145.90x = 3,570,485,037,655.82
  5. Step 5: Solve for x
    x = 3,570,485,037,655.82/2,201,145.90
  6. Step 6: Final answer
    x = 1,622,102.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.