Home / 5,314,144.36-7,972,481.36-1,719,911.32

Finding the Fourth Proportional to 5,314,144.36, 7,972,481.36 and 1,719,911.32

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Solution

The fourth proportional to 5,314,144.36, 7,972,481.36 and 1,719,911.32 is: 2,580,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,144.36 : 7,972,481.36 = 1,719,911.32 : x
  2. Step 2: Convert to fraction form
    5,314,144.36/7,972,481.36 = 1,719,911.32/x
  3. Step 3: Cross multiply
    5,314,144.36x = 7,972,481.36 × 1,719,911.32
  4. Step 4: Simplify right side
    5,314,144.36x = 13,711,960,939,553.00
  5. Step 5: Solve for x
    x = 13,711,960,939,553.00/5,314,144.36
  6. Step 6: Final answer
    x = 2,580,276.34

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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.