Home / 4,252,796.16-6,375,845.76-2,121,784.32

Finding the Fourth Proportional to 4,252,796.16, 6,375,845.76 and 2,121,784.32

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Solution

The fourth proportional to 4,252,796.16, 6,375,845.76 and 2,121,784.32 is: 3,181,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252,796.16 : 6,375,845.76 = 2,121,784.32 : x
  2. Step 2: Convert to fraction form
    4,252,796.16/6,375,845.76 = 2,121,784.32/x
  3. Step 3: Cross multiply
    4,252,796.16x = 6,375,845.76 × 2,121,784.32
  4. Step 4: Simplify right side
    4,252,796.16x = 13,528,169,560,306.48
  5. Step 5: Solve for x
    x = 13,528,169,560,306.48/4,252,796.16
  6. Step 6: Final answer
    x = 3,181,005.87

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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.