Home / 1,642,742.65-2,458,119.14-969,146.65

Finding the Fourth Proportional to 1,642,742.65, 2,458,119.14 and 969,146.65

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Solution

The fourth proportional to 1,642,742.65, 2,458,119.14 and 969,146.65 is: 1,450,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,742.65 : 2,458,119.14 = 969,146.65 : x
  2. Step 2: Convert to fraction form
    1,642,742.65/2,458,119.14 = 969,146.65/x
  3. Step 3: Cross multiply
    1,642,742.65x = 2,458,119.14 × 969,146.65
  4. Step 4: Simplify right side
    1,642,742.65x = 2,382,277,912,695.55
  5. Step 5: Solve for x
    x = 2,382,277,912,695.55/1,642,742.65
  6. Step 6: Final answer
    x = 1,450,183.28

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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.