Home / 2,620,984.78-3,618,074.96-1,762,043.37

Finding the Fourth Proportional to 2,620,984.78, 3,618,074.96 and 1,762,043.37

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Solution

The fourth proportional to 2,620,984.78, 3,618,074.96 and 1,762,043.37 is: 2,432,370.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,984.78 : 3,618,074.96 = 1,762,043.37 : x
  2. Step 2: Convert to fraction form
    2,620,984.78/3,618,074.96 = 1,762,043.37/x
  3. Step 3: Cross multiply
    2,620,984.78x = 3,618,074.96 × 1,762,043.37
  4. Step 4: Simplify right side
    2,620,984.78x = 6,375,204,995,431.02
  5. Step 5: Solve for x
    x = 6,375,204,995,431.02/2,620,984.78
  6. Step 6: Final answer
    x = 2,432,370.09

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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.