Home / 3,891,756.62-5,837,634.62-1,972,368.87

Finding the Fourth Proportional to 3,891,756.62, 5,837,634.62 and 1,972,368.87

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Solution

The fourth proportional to 3,891,756.62, 5,837,634.62 and 1,972,368.87 is: 2,958,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,756.62 : 5,837,634.62 = 1,972,368.87 : x
  2. Step 2: Convert to fraction form
    3,891,756.62/5,837,634.62 = 1,972,368.87/x
  3. Step 3: Cross multiply
    3,891,756.62x = 5,837,634.62 × 1,972,368.87
  4. Step 4: Simplify right side
    3,891,756.62x = 11,513,968,798,922.28
  5. Step 5: Solve for x
    x = 11,513,968,798,922.28/3,891,756.62
  6. Step 6: Final answer
    x = 2,958,553.15

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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.