Home / 3,390,769.44-5,086,416.60-961,881.72

Finding the Fourth Proportional to 3,390,769.44, 5,086,416.60 and 961,881.72

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Solution

The fourth proportional to 3,390,769.44, 5,086,416.60 and 961,881.72 is: 1,442,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,769.44 : 5,086,416.60 = 961,881.72 : x
  2. Step 2: Convert to fraction form
    3,390,769.44/5,086,416.60 = 961,881.72/x
  3. Step 3: Cross multiply
    3,390,769.44x = 5,086,416.60 × 961,881.72
  4. Step 4: Simplify right side
    3,390,769.44x = 4,892,531,147,844.55
  5. Step 5: Solve for x
    x = 4,892,531,147,844.55/3,390,769.44
  6. Step 6: Final answer
    x = 1,442,897.03

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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.