Home / 3,936,017.80-5,431,809.54-2,217,035.80

Finding the Fourth Proportional to 3,936,017.80, 5,431,809.54 and 2,217,035.80

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Solution

The fourth proportional to 3,936,017.80, 5,431,809.54 and 2,217,035.80 is: 3,059,568.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,017.80 : 5,431,809.54 = 2,217,035.80 : x
  2. Step 2: Convert to fraction form
    3,936,017.80/5,431,809.54 = 2,217,035.80/x
  3. Step 3: Cross multiply
    3,936,017.80x = 5,431,809.54 × 2,217,035.80
  4. Step 4: Simplify right side
    3,936,017.80x = 12,042,516,208,961.53
  5. Step 5: Solve for x
    x = 12,042,516,208,961.53/3,936,017.80
  6. Step 6: Final answer
    x = 3,059,568.53

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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.