Home / 3,744,968.82-5,617,454.12-905,080.66

Finding the Fourth Proportional to 3,744,968.82, 5,617,454.12 and 905,080.66

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Solution

The fourth proportional to 3,744,968.82, 5,617,454.12 and 905,080.66 is: 1,357,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744,968.82 : 5,617,454.12 = 905,080.66 : x
  2. Step 2: Convert to fraction form
    3,744,968.82/5,617,454.12 = 905,080.66/x
  3. Step 3: Cross multiply
    3,744,968.82x = 5,617,454.12 × 905,080.66
  4. Step 4: Simplify right side
    3,744,968.82x = 5,084,249,082,449.32
  5. Step 5: Solve for x
    x = 5,084,249,082,449.32/3,744,968.82
  6. Step 6: Final answer
    x = 1,357,621.21

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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.