Home / 1,659,983.55-2,290,746.20-1,015,356.39

Finding the Fourth Proportional to 1,659,983.55, 2,290,746.20 and 1,015,356.39

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Solution

The fourth proportional to 1,659,983.55, 2,290,746.20 and 1,015,356.39 is: 1,401,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,983.55 : 2,290,746.20 = 1,015,356.39 : x
  2. Step 2: Convert to fraction form
    1,659,983.55/2,290,746.20 = 1,015,356.39/x
  3. Step 3: Cross multiply
    1,659,983.55x = 2,290,746.20 × 1,015,356.39
  4. Step 4: Simplify right side
    1,659,983.55x = 2,325,923,786,961.44
  5. Step 5: Solve for x
    x = 2,325,923,786,961.44/1,659,983.55
  6. Step 6: Final answer
    x = 1,401,172.79

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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.