Home / 3,822,320.78-5,274,803.49-2,103,441.26

Finding the Fourth Proportional to 3,822,320.78, 5,274,803.49 and 2,103,441.26

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Solution

The fourth proportional to 3,822,320.78, 5,274,803.49 and 2,103,441.26 is: 2,902,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,320.78 : 5,274,803.49 = 2,103,441.26 : x
  2. Step 2: Convert to fraction form
    3,822,320.78/5,274,803.49 = 2,103,441.26/x
  3. Step 3: Cross multiply
    3,822,320.78x = 5,274,803.49 × 2,103,441.26
  4. Step 4: Simplify right side
    3,822,320.78x = 11,095,239,299,258.00
  5. Step 5: Solve for x
    x = 11,095,239,299,258.00/3,822,320.78
  6. Step 6: Final answer
    x = 2,902,749.39

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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.