Home / 2,760,895.20-3,810,027.60-1,553,671.20

Finding the Fourth Proportional to 2,760,895.20, 3,810,027.60 and 1,553,671.20

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Solution

The fourth proportional to 2,760,895.20, 3,810,027.60 and 1,553,671.20 is: 2,144,061.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,895.20 : 3,810,027.60 = 1,553,671.20 : x
  2. Step 2: Convert to fraction form
    2,760,895.20/3,810,027.60 = 1,553,671.20/x
  3. Step 3: Cross multiply
    2,760,895.20x = 3,810,027.60 × 1,553,671.20
  4. Step 4: Simplify right side
    2,760,895.20x = 5,919,530,153,325.12
  5. Step 5: Solve for x
    x = 5,919,530,153,325.12/2,760,895.20
  6. Step 6: Final answer
    x = 2,144,061.88

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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.