Home / 2,220,222.34-3,063,906.77-1,201,627.09

Finding the Fourth Proportional to 2,220,222.34, 3,063,906.77 and 1,201,627.09

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Solution

The fourth proportional to 2,220,222.34, 3,063,906.77 and 1,201,627.09 is: 1,658,245.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,222.34 : 3,063,906.77 = 1,201,627.09 : x
  2. Step 2: Convert to fraction form
    2,220,222.34/3,063,906.77 = 1,201,627.09/x
  3. Step 3: Cross multiply
    2,220,222.34x = 3,063,906.77 × 1,201,627.09
  4. Step 4: Simplify right side
    2,220,222.34x = 3,681,673,376,066.40
  5. Step 5: Solve for x
    x = 3,681,673,376,066.40/2,220,222.34
  6. Step 6: Final answer
    x = 1,658,245.35

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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.