Home / 3,405,761.02-5,107,161.21-976,379.26

Finding the Fourth Proportional to 3,405,761.02, 5,107,161.21 and 976,379.26

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Solution

The fourth proportional to 3,405,761.02, 5,107,161.21 and 976,379.26 is: 1,464,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,761.02 : 5,107,161.21 = 976,379.26 : x
  2. Step 2: Convert to fraction form
    3,405,761.02/5,107,161.21 = 976,379.26/x
  3. Step 3: Cross multiply
    3,405,761.02x = 5,107,161.21 × 976,379.26
  4. Step 4: Simplify right side
    3,405,761.02x = 4,986,526,282,920.51
  5. Step 5: Solve for x
    x = 4,986,526,282,920.51/3,405,761.02
  6. Step 6: Final answer
    x = 1,464,144.51

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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.