Home / 4,375,617.60-6,552,928.80-2,129,131.20

Finding the Fourth Proportional to 4,375,617.60, 6,552,928.80 and 2,129,131.20

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Solution

The fourth proportional to 4,375,617.60, 6,552,928.80 and 2,129,131.20 is: 3,188,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375,617.60 : 6,552,928.80 = 2,129,131.20 : x
  2. Step 2: Convert to fraction form
    4,375,617.60/6,552,928.80 = 2,129,131.20/x
  3. Step 3: Cross multiply
    4,375,617.60x = 6,552,928.80 × 2,129,131.20
  4. Step 4: Simplify right side
    4,375,617.60x = 13,952,045,159,458.56
  5. Step 5: Solve for x
    x = 13,952,045,159,458.56/4,375,617.60
  6. Step 6: Final answer
    x = 3,188,588.77

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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.