Home / 3,837,247.20-5,295,262.32-2,118,330.81

Finding the Fourth Proportional to 3,837,247.20, 5,295,262.32 and 2,118,330.81

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Solution

The fourth proportional to 3,837,247.20, 5,295,262.32 and 2,118,330.81 is: 2,923,219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837,247.20 : 5,295,262.32 = 2,118,330.81 : x
  2. Step 2: Convert to fraction form
    3,837,247.20/5,295,262.32 = 2,118,330.81/x
  3. Step 3: Cross multiply
    3,837,247.20x = 5,295,262.32 × 2,118,330.81
  4. Step 4: Simplify right side
    3,837,247.20x = 11,217,117,319,488.08
  5. Step 5: Solve for x
    x = 11,217,117,319,488.08/3,837,247.20
  6. Step 6: Final answer
    x = 2,923,219.89

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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.