Home / 3,762,172.40-5,193,383.26-2,540,131.48

Finding the Fourth Proportional to 3,762,172.40, 5,193,383.26 and 2,540,131.48

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Solution

The fourth proportional to 3,762,172.40, 5,193,383.26 and 2,540,131.48 is: 3,506,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,172.40 : 5,193,383.26 = 2,540,131.48 : x
  2. Step 2: Convert to fraction form
    3,762,172.40/5,193,383.26 = 2,540,131.48/x
  3. Step 3: Cross multiply
    3,762,172.40x = 5,193,383.26 × 2,540,131.48
  4. Step 4: Simplify right side
    3,762,172.40x = 13,191,876,306,431.02
  5. Step 5: Solve for x
    x = 13,191,876,306,431.02/3,762,172.40
  6. Step 6: Final answer
    x = 3,506,451.83

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1.5x scale

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.