Home / 5,314,350.78-7,972,791.66-1,720,118.34

Finding the Fourth Proportional to 5,314,350.78, 7,972,791.66 and 1,720,118.34

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Solution

The fourth proportional to 5,314,350.78, 7,972,791.66 and 1,720,118.34 is: 2,580,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,350.78 : 7,972,791.66 = 1,720,118.34 : x
  2. Step 2: Convert to fraction form
    5,314,350.78/7,972,791.66 = 1,720,118.34/x
  3. Step 3: Cross multiply
    5,314,350.78x = 7,972,791.66 × 1,720,118.34
  4. Step 4: Simplify right side
    5,314,350.78x = 13,714,145,155,365.04
  5. Step 5: Solve for x
    x = 13,714,145,155,365.04/5,314,350.78
  6. Step 6: Final answer
    x = 2,580,587.12

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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.