Home / 3,549,212.57-5,324,714.60-990,425.38

Finding the Fourth Proportional to 3,549,212.57, 5,324,714.60 and 990,425.38

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Solution

The fourth proportional to 3,549,212.57, 5,324,714.60 and 990,425.38 is: 1,485,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,212.57 : 5,324,714.60 = 990,425.38 : x
  2. Step 2: Convert to fraction form
    3,549,212.57/5,324,714.60 = 990,425.38/x
  3. Step 3: Cross multiply
    3,549,212.57x = 5,324,714.60 × 990,425.38
  4. Step 4: Simplify right side
    3,549,212.57x = 5,273,732,481,096.55
  5. Step 5: Solve for x
    x = 5,273,732,481,096.55/3,549,212.57
  6. Step 6: Final answer
    x = 1,485,888.03

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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.