Home / 5,525,128.60-8,287,634.57-2,159,306.44

Finding the Fourth Proportional to 5,525,128.60, 8,287,634.57 and 2,159,306.44

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Solution

The fourth proportional to 5,525,128.60, 8,287,634.57 and 2,159,306.44 is: 3,238,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525,128.60 : 8,287,634.57 = 2,159,306.44 : x
  2. Step 2: Convert to fraction form
    5,525,128.60/8,287,634.57 = 2,159,306.44/x
  3. Step 3: Cross multiply
    5,525,128.60x = 8,287,634.57 × 2,159,306.44
  4. Step 4: Simplify right side
    5,525,128.60x = 17,895,542,667,852.01
  5. Step 5: Solve for x
    x = 17,895,542,667,852.01/5,525,128.60
  6. Step 6: Final answer
    x = 3,238,936.86

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1.5x scale

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.