Home / 2,567,126.12-3,542,499.35-1,405,349.66

Finding the Fourth Proportional to 2,567,126.12, 3,542,499.35 and 1,405,349.66

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Solution

The fourth proportional to 2,567,126.12, 3,542,499.35 and 1,405,349.66 is: 1,939,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,126.12 : 3,542,499.35 = 1,405,349.66 : x
  2. Step 2: Convert to fraction form
    2,567,126.12/3,542,499.35 = 1,405,349.66/x
  3. Step 3: Cross multiply
    2,567,126.12x = 3,542,499.35 × 1,405,349.66
  4. Step 4: Simplify right side
    2,567,126.12x = 4,978,450,257,072.72
  5. Step 5: Solve for x
    x = 4,978,450,257,072.72/2,567,126.12
  6. Step 6: Final answer
    x = 1,939,308.79

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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.