Home / 5,074,770.64-7,003,279.72-2,782,794.64

Finding the Fourth Proportional to 5,074,770.64, 7,003,279.72 and 2,782,794.64

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Solution

The fourth proportional to 5,074,770.64, 7,003,279.72 and 2,782,794.64 is: 3,840,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074,770.64 : 7,003,279.72 = 2,782,794.64 : x
  2. Step 2: Convert to fraction form
    5,074,770.64/7,003,279.72 = 2,782,794.64/x
  3. Step 3: Cross multiply
    5,074,770.64x = 7,003,279.72 × 2,782,794.64
  4. Step 4: Simplify right side
    5,074,770.64x = 19,488,689,267,236.70
  5. Step 5: Solve for x
    x = 19,488,689,267,236.70/5,074,770.64
  6. Step 6: Final answer
    x = 3,840,309.38

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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.