Home / 3,558,869.40-5,338,304.10-2,215,176.60

Finding the Fourth Proportional to 3,558,869.40, 5,338,304.10 and 2,215,176.60

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Solution

The fourth proportional to 3,558,869.40, 5,338,304.10 and 2,215,176.60 is: 3,322,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,869.40 : 5,338,304.10 = 2,215,176.60 : x
  2. Step 2: Convert to fraction form
    3,558,869.40/5,338,304.10 = 2,215,176.60/x
  3. Step 3: Cross multiply
    3,558,869.40x = 5,338,304.10 × 2,215,176.60
  4. Step 4: Simplify right side
    3,558,869.40x = 11,825,286,326,004.06
  5. Step 5: Solve for x
    x = 11,825,286,326,004.06/3,558,869.40
  6. Step 6: Final answer
    x = 3,322,764.90

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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.