Home / 3,322,142.70-4,979,326.65-1,525,199.61

Finding the Fourth Proportional to 3,322,142.70, 4,979,326.65 and 1,525,199.61

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Solution

The fourth proportional to 3,322,142.70, 4,979,326.65 and 1,525,199.61 is: 2,286,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,142.70 : 4,979,326.65 = 1,525,199.61 : x
  2. Step 2: Convert to fraction form
    3,322,142.70/4,979,326.65 = 1,525,199.61/x
  3. Step 3: Cross multiply
    3,322,142.70x = 4,979,326.65 × 1,525,199.61
  4. Step 4: Simplify right side
    3,322,142.70x = 7,594,467,064,642.61
  5. Step 5: Solve for x
    x = 7,594,467,064,642.61/3,322,142.70
  6. Step 6: Final answer
    x = 2,286,014.71

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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.