Home / 2,220,261.76-3,063,961.08-1,201,666.48

Finding the Fourth Proportional to 2,220,261.76, 3,063,961.08 and 1,201,666.48

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Solution

The fourth proportional to 2,220,261.76, 3,063,961.08 and 1,201,666.48 is: 1,658,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,261.76 : 3,063,961.08 = 1,201,666.48 : x
  2. Step 2: Convert to fraction form
    2,220,261.76/3,063,961.08 = 1,201,666.48/x
  3. Step 3: Cross multiply
    2,220,261.76x = 3,063,961.08 × 1,201,666.48
  4. Step 4: Simplify right side
    2,220,261.76x = 3,681,859,325,860.60
  5. Step 5: Solve for x
    x = 3,681,859,325,860.60/2,220,261.76
  6. Step 6: Final answer
    x = 1,658,299.66

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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.