Home / 1,760,228.56-2,637,530.28-1,128,618.64

Finding the Fourth Proportional to 1,760,228.56, 2,637,530.28 and 1,128,618.64

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Solution

The fourth proportional to 1,760,228.56, 2,637,530.28 and 1,128,618.64 is: 1,691,124.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,228.56 : 2,637,530.28 = 1,128,618.64 : x
  2. Step 2: Convert to fraction form
    1,760,228.56/2,637,530.28 = 1,128,618.64/x
  3. Step 3: Cross multiply
    1,760,228.56x = 2,637,530.28 × 1,128,618.64
  4. Step 4: Simplify right side
    1,760,228.56x = 2,976,765,837,572.42
  5. Step 5: Solve for x
    x = 2,976,765,837,572.42/1,760,228.56
  6. Step 6: Final answer
    x = 1,691,124.61

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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.