Home / 2,142,332.44-2,953,728.78-1,568,376.16

Finding the Fourth Proportional to 2,142,332.44, 2,953,728.78 and 1,568,376.16

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Solution

The fourth proportional to 2,142,332.44, 2,953,728.78 and 1,568,376.16 is: 2,162,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,332.44 : 2,953,728.78 = 1,568,376.16 : x
  2. Step 2: Convert to fraction form
    2,142,332.44/2,953,728.78 = 1,568,376.16/x
  3. Step 3: Cross multiply
    2,142,332.44x = 2,953,728.78 × 1,568,376.16
  4. Step 4: Simplify right side
    2,142,332.44x = 4,632,557,801,657.88
  5. Step 5: Solve for x
    x = 4,632,557,801,657.88/2,142,332.44
  6. Step 6: Final answer
    x = 2,162,389.79

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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.