Home / 3,670,938.80-5,066,362.68-2,220,644.64

Finding the Fourth Proportional to 3,670,938.80, 5,066,362.68 and 2,220,644.64

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Solution

The fourth proportional to 3,670,938.80, 5,066,362.68 and 2,220,644.64 is: 3,064,772.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,938.80 : 5,066,362.68 = 2,220,644.64 : x
  2. Step 2: Convert to fraction form
    3,670,938.80/5,066,362.68 = 2,220,644.64/x
  3. Step 3: Cross multiply
    3,670,938.80x = 5,066,362.68 × 2,220,644.64
  4. Step 4: Simplify right side
    3,670,938.80x = 11,250,591,129,638.04
  5. Step 5: Solve for x
    x = 11,250,591,129,638.04/3,670,938.80
  6. Step 6: Final answer
    x = 3,064,772.19

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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.