Home / 2,824,120.96-3,897,310.08-1,534,961.76

Finding the Fourth Proportional to 2,824,120.96, 3,897,310.08 and 1,534,961.76

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Solution

The fourth proportional to 2,824,120.96, 3,897,310.08 and 1,534,961.76 is: 2,118,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,120.96 : 3,897,310.08 = 1,534,961.76 : x
  2. Step 2: Convert to fraction form
    2,824,120.96/3,897,310.08 = 1,534,961.76/x
  3. Step 3: Cross multiply
    2,824,120.96x = 3,897,310.08 × 1,534,961.76
  4. Step 4: Simplify right side
    2,824,120.96x = 5,982,221,939,662.54
  5. Step 5: Solve for x
    x = 5,982,221,939,662.54/2,824,120.96
  6. Step 6: Final answer
    x = 2,118,259.81

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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.