Home / 3,769,866.85-5,654,679.90-1,211,071.39

Finding the Fourth Proportional to 3,769,866.85, 5,654,679.90 and 1,211,071.39

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Solution

The fourth proportional to 3,769,866.85, 5,654,679.90 and 1,211,071.39 is: 1,816,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769,866.85 : 5,654,679.90 = 1,211,071.39 : x
  2. Step 2: Convert to fraction form
    3,769,866.85/5,654,679.90 = 1,211,071.39/x
  3. Step 3: Cross multiply
    3,769,866.85x = 5,654,679.90 × 1,211,071.39
  4. Step 4: Simplify right side
    3,769,866.85x = 6,848,221,046,498.06
  5. Step 5: Solve for x
    x = 6,848,221,046,498.06/3,769,866.85
  6. Step 6: Final answer
    x = 1,816,568.41

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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.