Home / 5,279,256.60-7,285,374.09-2,864,808.60

Finding the Fourth Proportional to 5,279,256.60, 7,285,374.09 and 2,864,808.60

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Solution

The fourth proportional to 5,279,256.60, 7,285,374.09 and 2,864,808.60 is: 3,953,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,256.60 : 7,285,374.09 = 2,864,808.60 : x
  2. Step 2: Convert to fraction form
    5,279,256.60/7,285,374.09 = 2,864,808.60/x
  3. Step 3: Cross multiply
    5,279,256.60x = 7,285,374.09 × 2,864,808.60
  4. Step 4: Simplify right side
    5,279,256.60x = 20,871,202,347,249.18
  5. Step 5: Solve for x
    x = 20,871,202,347,249.18/5,279,256.60
  6. Step 6: Final answer
    x = 3,953,435.86

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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.