Home / 2,642,716.25-3,963,924.62-723,487.06

Finding the Fourth Proportional to 2,642,716.25, 3,963,924.62 and 723,487.06

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Solution

The fourth proportional to 2,642,716.25, 3,963,924.62 and 723,487.06 is: 1,085,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,716.25 : 3,963,924.62 = 723,487.06 : x
  2. Step 2: Convert to fraction form
    2,642,716.25/3,963,924.62 = 723,487.06/x
  3. Step 3: Cross multiply
    2,642,716.25x = 3,963,924.62 × 723,487.06
  4. Step 4: Simplify right side
    2,642,716.25x = 2,867,848,169,385.42
  5. Step 5: Solve for x
    x = 2,867,848,169,385.42/2,642,716.25
  6. Step 6: Final answer
    x = 1,085,189.59

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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.