Home / 3,109,779.72-4,291,431.36-1,733,249.16

Finding the Fourth Proportional to 3,109,779.72, 4,291,431.36 and 1,733,249.16

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Solution

The fourth proportional to 3,109,779.72, 4,291,431.36 and 1,733,249.16 is: 2,391,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,779.72 : 4,291,431.36 = 1,733,249.16 : x
  2. Step 2: Convert to fraction form
    3,109,779.72/4,291,431.36 = 1,733,249.16/x
  3. Step 3: Cross multiply
    3,109,779.72x = 4,291,431.36 × 1,733,249.16
  4. Step 4: Simplify right side
    3,109,779.72x = 7,438,119,799,917.66
  5. Step 5: Solve for x
    x = 7,438,119,799,917.66/3,109,779.72
  6. Step 6: Final answer
    x = 2,391,847.81

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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.