Home / 4,142,383.86-5,715,119.79-2,422,286.76

Finding the Fourth Proportional to 4,142,383.86, 5,715,119.79 and 2,422,286.76

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Solution

The fourth proportional to 4,142,383.86, 5,715,119.79 and 2,422,286.76 is: 3,341,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,383.86 : 5,715,119.79 = 2,422,286.76 : x
  2. Step 2: Convert to fraction form
    4,142,383.86/5,715,119.79 = 2,422,286.76/x
  3. Step 3: Cross multiply
    4,142,383.86x = 5,715,119.79 × 2,422,286.76
  4. Step 4: Simplify right side
    4,142,383.86x = 13,843,658,999,130.98
  5. Step 5: Solve for x
    x = 13,843,658,999,130.98/4,142,383.86
  6. Step 6: Final answer
    x = 3,341,954.65

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Double scale
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1.5x scale

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.