Home / 2,405,469.72-3,319,538.43-1,317,739.77

Finding the Fourth Proportional to 2,405,469.72, 3,319,538.43 and 1,317,739.77

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Solution

The fourth proportional to 2,405,469.72, 3,319,538.43 and 1,317,739.77 is: 1,818,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,469.72 : 3,319,538.43 = 1,317,739.77 : x
  2. Step 2: Convert to fraction form
    2,405,469.72/3,319,538.43 = 1,317,739.77/x
  3. Step 3: Cross multiply
    2,405,469.72x = 3,319,538.43 × 1,317,739.77
  4. Step 4: Simplify right side
    2,405,469.72x = 4,374,287,807,254.36
  5. Step 5: Solve for x
    x = 4,374,287,807,254.36/2,405,469.72
  6. Step 6: Final answer
    x = 1,818,475.52

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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.