Home / 1,972,363.09-2,958,629.03-774,544.56

Finding the Fourth Proportional to 1,972,363.09, 2,958,629.03 and 774,544.56

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Solution

The fourth proportional to 1,972,363.09, 2,958,629.03 and 774,544.56 is: 1,161,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,363.09 : 2,958,629.03 = 774,544.56 : x
  2. Step 2: Convert to fraction form
    1,972,363.09/2,958,629.03 = 774,544.56/x
  3. Step 3: Cross multiply
    1,972,363.09x = 2,958,629.03 × 774,544.56
  4. Step 4: Simplify right side
    1,972,363.09x = 2,291,590,001,578.71
  5. Step 5: Solve for x
    x = 2,291,590,001,578.71/1,972,363.09
  6. Step 6: Final answer
    x = 1,161,849.97

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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.