Home / 2,019,487.77-2,786,906.51-1,101,731.44

Finding the Fourth Proportional to 2,019,487.77, 2,786,906.51 and 1,101,731.44

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Solution

The fourth proportional to 2,019,487.77, 2,786,906.51 and 1,101,731.44 is: 1,520,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,487.77 : 2,786,906.51 = 1,101,731.44 : x
  2. Step 2: Convert to fraction form
    2,019,487.77/2,786,906.51 = 1,101,731.44/x
  3. Step 3: Cross multiply
    2,019,487.77x = 2,786,906.51 × 1,101,731.44
  4. Step 4: Simplify right side
    2,019,487.77x = 3,070,422,522,407.67
  5. Step 5: Solve for x
    x = 3,070,422,522,407.67/2,019,487.77
  6. Step 6: Final answer
    x = 1,520,396.69

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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.