Home / 2,213,603.20-3,320,404.80-1,653,731.20

Finding the Fourth Proportional to 2,213,603.20, 3,320,404.80 and 1,653,731.20

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Solution

The fourth proportional to 2,213,603.20, 3,320,404.80 and 1,653,731.20 is: 2,480,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,603.20 : 3,320,404.80 = 1,653,731.20 : x
  2. Step 2: Convert to fraction form
    2,213,603.20/3,320,404.80 = 1,653,731.20/x
  3. Step 3: Cross multiply
    2,213,603.20x = 3,320,404.80 × 1,653,731.20
  4. Step 4: Simplify right side
    2,213,603.20x = 5,491,057,014,389.76
  5. Step 5: Solve for x
    x = 5,491,057,014,389.76/2,213,603.20
  6. Step 6: Final answer
    x = 2,480,596.80

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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.