Home / 2,252,982.78-3,108,997.35-1,286,074.62

Finding the Fourth Proportional to 2,252,982.78, 3,108,997.35 and 1,286,074.62

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Solution

The fourth proportional to 2,252,982.78, 3,108,997.35 and 1,286,074.62 is: 1,774,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,982.78 : 3,108,997.35 = 1,286,074.62 : x
  2. Step 2: Convert to fraction form
    2,252,982.78/3,108,997.35 = 1,286,074.62/x
  3. Step 3: Cross multiply
    2,252,982.78x = 3,108,997.35 × 1,286,074.62
  4. Step 4: Simplify right side
    2,252,982.78x = 3,998,402,585,482.26
  5. Step 5: Solve for x
    x = 3,998,402,585,482.26/2,252,982.78
  6. Step 6: Final answer
    x = 1,774,715.11

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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.