Home / 3,933,388.35-5,428,074.33-2,302,106.40

Finding the Fourth Proportional to 3,933,388.35, 5,428,074.33 and 2,302,106.40

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Solution

The fourth proportional to 3,933,388.35, 5,428,074.33 and 2,302,106.40 is: 3,176,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,388.35 : 5,428,074.33 = 2,302,106.40 : x
  2. Step 2: Convert to fraction form
    3,933,388.35/5,428,074.33 = 2,302,106.40/x
  3. Step 3: Cross multiply
    3,933,388.35x = 5,428,074.33 × 2,302,106.40
  4. Step 4: Simplify right side
    3,933,388.35x = 12,496,004,654,768.71
  5. Step 5: Solve for x
    x = 12,496,004,654,768.71/3,933,388.35
  6. Step 6: Final answer
    x = 3,176,905.90

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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.