Home / 2,647,528.39-3,970,636.48-754,286.23

Finding the Fourth Proportional to 2,647,528.39, 3,970,636.48 and 754,286.23

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Solution

The fourth proportional to 2,647,528.39, 3,970,636.48 and 754,286.23 is: 1,131,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,528.39 : 3,970,636.48 = 754,286.23 : x
  2. Step 2: Convert to fraction form
    2,647,528.39/3,970,636.48 = 754,286.23/x
  3. Step 3: Cross multiply
    2,647,528.39x = 3,970,636.48 × 754,286.23
  4. Step 4: Simplify right side
    2,647,528.39x = 2,994,996,421,199.67
  5. Step 5: Solve for x
    x = 2,994,996,421,199.67/2,647,528.39
  6. Step 6: Final answer
    x = 1,131,242.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.