Home / 4,220,721-5,824,600.14-2,286,980.04

Finding the Fourth Proportional to 4,220,721, 5,824,600.14 and 2,286,980.04

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Solution

The fourth proportional to 4,220,721, 5,824,600.14 and 2,286,980.04 is: 3,156,035.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,721 : 5,824,600.14 = 2,286,980.04 : x
  2. Step 2: Convert to fraction form
    4,220,721/5,824,600.14 = 2,286,980.04/x
  3. Step 3: Cross multiply
    4,220,721x = 5,824,600.14 × 2,286,980.04
  4. Step 4: Simplify right side
    4,220,721x = 13,320,744,261,161.21
  5. Step 5: Solve for x
    x = 13,320,744,261,161.21/4,220,721
  6. Step 6: Final answer
    x = 3,156,035.25

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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.