Home / 1,015,940.75-1,401,944.37-580,272.55

Finding the Fourth Proportional to 1,015,940.75, 1,401,944.37 and 580,272.55

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Solution

The fourth proportional to 1,015,940.75, 1,401,944.37 and 580,272.55 is: 800,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,940.75 : 1,401,944.37 = 580,272.55 : x
  2. Step 2: Convert to fraction form
    1,015,940.75/1,401,944.37 = 580,272.55/x
  3. Step 3: Cross multiply
    1,015,940.75x = 1,401,944.37 × 580,272.55
  4. Step 4: Simplify right side
    1,015,940.75x = 813,509,829,492.55
  5. Step 5: Solve for x
    x = 813,509,829,492.55/1,015,940.75
  6. Step 6: Final answer
    x = 800,745.34

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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.