Home / 1,040,200.35-1,561,466.93-804,587.55

Finding the Fourth Proportional to 1,040,200.35, 1,561,466.93 and 804,587.55

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Solution

The fourth proportional to 1,040,200.35, 1,561,466.93 and 804,587.55 is: 1,207,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,200.35 : 1,561,466.93 = 804,587.55 : x
  2. Step 2: Convert to fraction form
    1,040,200.35/1,561,466.93 = 804,587.55/x
  3. Step 3: Cross multiply
    1,040,200.35x = 1,561,466.93 × 804,587.55
  4. Step 4: Simplify right side
    1,040,200.35x = 1,256,336,847,591.78
  5. Step 5: Solve for x
    x = 1,256,336,847,591.78/1,040,200.35
  6. Step 6: Final answer
    x = 1,207,783.53

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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.