Home / 2,858,823.28-3,945,164.57-1,635,127.05

Finding the Fourth Proportional to 2,858,823.28, 3,945,164.57 and 1,635,127.05

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Solution

The fourth proportional to 2,858,823.28, 3,945,164.57 and 1,635,127.05 is: 2,256,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,823.28 : 3,945,164.57 = 1,635,127.05 : x
  2. Step 2: Convert to fraction form
    2,858,823.28/3,945,164.57 = 1,635,127.05/x
  3. Step 3: Cross multiply
    2,858,823.28x = 3,945,164.57 × 1,635,127.05
  4. Step 4: Simplify right side
    2,858,823.28x = 6,450,845,317,859.08
  5. Step 5: Solve for x
    x = 6,450,845,317,859.08/2,858,823.28
  6. Step 6: Final answer
    x = 2,256,468.72

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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.