Home / 1,573,028.44-2,170,716.72-928,656.20

Finding the Fourth Proportional to 1,573,028.44, 2,170,716.72 and 928,656.20

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Solution

The fourth proportional to 1,573,028.44, 2,170,716.72 and 928,656.20 is: 1,281,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,028.44 : 2,170,716.72 = 928,656.20 : x
  2. Step 2: Convert to fraction form
    1,573,028.44/2,170,716.72 = 928,656.20/x
  3. Step 3: Cross multiply
    1,573,028.44x = 2,170,716.72 × 928,656.20
  4. Step 4: Simplify right side
    1,573,028.44x = 2,015,849,540,471.66
  5. Step 5: Solve for x
    x = 2,015,849,540,471.66/1,573,028.44
  6. Step 6: Final answer
    x = 1,281,508.65

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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.