Home / 1,261,924.62-1,741,499.91-718,142.46

Finding the Fourth Proportional to 1,261,924.62, 1,741,499.91 and 718,142.46

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Solution

The fourth proportional to 1,261,924.62, 1,741,499.91 and 718,142.46 is: 991,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,924.62 : 1,741,499.91 = 718,142.46 : x
  2. Step 2: Convert to fraction form
    1,261,924.62/1,741,499.91 = 718,142.46/x
  3. Step 3: Cross multiply
    1,261,924.62x = 1,741,499.91 × 718,142.46
  4. Step 4: Simplify right side
    1,261,924.62x = 1,250,645,029,457.18
  5. Step 5: Solve for x
    x = 1,250,645,029,457.18/1,261,924.62
  6. Step 6: Final answer
    x = 991,061.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.