Home / 3,782,180.39-5,218,695.10-2,254,429.67

Finding the Fourth Proportional to 3,782,180.39, 5,218,695.10 and 2,254,429.67

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Solution

The fourth proportional to 3,782,180.39, 5,218,695.10 and 2,254,429.67 is: 3,110,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,180.39 : 5,218,695.10 = 2,254,429.67 : x
  2. Step 2: Convert to fraction form
    3,782,180.39/5,218,695.10 = 2,254,429.67/x
  3. Step 3: Cross multiply
    3,782,180.39x = 5,218,695.10 × 2,254,429.67
  4. Step 4: Simplify right side
    3,782,180.39x = 11,765,181,072,123.62
  5. Step 5: Solve for x
    x = 11,765,181,072,123.62/3,782,180.39
  6. Step 6: Final answer
    x = 3,110,687.45

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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.