Home / 1,642,805.28-2,464,441.47-505,662.33

Finding the Fourth Proportional to 1,642,805.28, 2,464,441.47 and 505,662.33

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Solution

The fourth proportional to 1,642,805.28, 2,464,441.47 and 505,662.33 is: 758,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,805.28 : 2,464,441.47 = 505,662.33 : x
  2. Step 2: Convert to fraction form
    1,642,805.28/2,464,441.47 = 505,662.33/x
  3. Step 3: Cross multiply
    1,642,805.28x = 2,464,441.47 × 505,662.33
  4. Step 4: Simplify right side
    1,642,805.28x = 1,246,175,215,868.83
  5. Step 5: Solve for x
    x = 1,246,175,215,868.83/1,642,805.28
  6. Step 6: Final answer
    x = 758,565.38

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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.