Home / 1,100,518.40-1,650,777.60-1,003,087.55

Finding the Fourth Proportional to 1,100,518.40, 1,650,777.60 and 1,003,087.55

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Solution

The fourth proportional to 1,100,518.40, 1,650,777.60 and 1,003,087.55 is: 1,504,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,518.40 : 1,650,777.60 = 1,003,087.55 : x
  2. Step 2: Convert to fraction form
    1,100,518.40/1,650,777.60 = 1,003,087.55/x
  3. Step 3: Cross multiply
    1,100,518.40x = 1,650,777.60 × 1,003,087.55
  4. Step 4: Simplify right side
    1,100,518.40x = 1,655,874,458,378.88
  5. Step 5: Solve for x
    x = 1,655,874,458,378.88/1,100,518.40
  6. Step 6: Final answer
    x = 1,504,631.33

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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.