Home / 3,322,869.38-4,587,090.57-1,946,021.78

Finding the Fourth Proportional to 3,322,869.38, 4,587,090.57 and 1,946,021.78

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Solution

The fourth proportional to 3,322,869.38, 4,587,090.57 and 1,946,021.78 is: 2,686,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,869.38 : 4,587,090.57 = 1,946,021.78 : x
  2. Step 2: Convert to fraction form
    3,322,869.38/4,587,090.57 = 1,946,021.78/x
  3. Step 3: Cross multiply
    3,322,869.38x = 4,587,090.57 × 1,946,021.78
  4. Step 4: Simplify right side
    3,322,869.38x = 8,926,578,156,052.62
  5. Step 5: Solve for x
    x = 8,926,578,156,052.62/3,322,869.38
  6. Step 6: Final answer
    x = 2,686,406.58

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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.