Home / 3,575,147.80-5,364,795.30-1,331,512.60

Finding the Fourth Proportional to 3,575,147.80, 5,364,795.30 and 1,331,512.60

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Solution

The fourth proportional to 3,575,147.80, 5,364,795.30 and 1,331,512.60 is: 1,998,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575,147.80 : 5,364,795.30 = 1,331,512.60 : x
  2. Step 2: Convert to fraction form
    3,575,147.80/5,364,795.30 = 1,331,512.60/x
  3. Step 3: Cross multiply
    3,575,147.80x = 5,364,795.30 × 1,331,512.60
  4. Step 4: Simplify right side
    3,575,147.80x = 7,143,292,538,370.78
  5. Step 5: Solve for x
    x = 7,143,292,538,370.78/3,575,147.80
  6. Step 6: Final answer
    x = 1,998,041.18

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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.