Home / 1,615,675.56-2,229,642.90-927,163.80

Finding the Fourth Proportional to 1,615,675.56, 2,229,642.90 and 927,163.80

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Solution

The fourth proportional to 1,615,675.56, 2,229,642.90 and 927,163.80 is: 1,279,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,675.56 : 2,229,642.90 = 927,163.80 : x
  2. Step 2: Convert to fraction form
    1,615,675.56/2,229,642.90 = 927,163.80/x
  3. Step 3: Cross multiply
    1,615,675.56x = 2,229,642.90 × 927,163.80
  4. Step 4: Simplify right side
    1,615,675.56x = 2,067,244,183,807.02
  5. Step 5: Solve for x
    x = 2,067,244,183,807.02/1,615,675.56
  6. Step 6: Final answer
    x = 1,279,492.14

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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.