Home / 1,713,873.75-2,365,222.92-978,891.90

Finding the Fourth Proportional to 1,713,873.75, 2,365,222.92 and 978,891.90

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Solution

The fourth proportional to 1,713,873.75, 2,365,222.92 and 978,891.90 is: 1,350,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,873.75 : 2,365,222.92 = 978,891.90 : x
  2. Step 2: Convert to fraction form
    1,713,873.75/2,365,222.92 = 978,891.90/x
  3. Step 3: Cross multiply
    1,713,873.75x = 2,365,222.92 × 978,891.90
  4. Step 4: Simplify right side
    1,713,873.75x = 2,315,297,558,082.35
  5. Step 5: Solve for x
    x = 2,315,297,558,082.35/1,713,873.75
  6. Step 6: Final answer
    x = 1,350,914.88

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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.