Home / 2,213,339.20-3,320,008.80-2,120,027.20

Finding the Fourth Proportional to 2,213,339.20, 3,320,008.80 and 2,120,027.20

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Solution

The fourth proportional to 2,213,339.20, 3,320,008.80 and 2,120,027.20 is: 3,180,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,339.20 : 3,320,008.80 = 2,120,027.20 : x
  2. Step 2: Convert to fraction form
    2,213,339.20/3,320,008.80 = 2,120,027.20/x
  3. Step 3: Cross multiply
    2,213,339.20x = 3,320,008.80 × 2,120,027.20
  4. Step 4: Simplify right side
    2,213,339.20x = 7,038,508,960,239.36
  5. Step 5: Solve for x
    x = 7,038,508,960,239.36/2,213,339.20
  6. Step 6: Final answer
    x = 3,180,040.80

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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.