Home / 1,619,055.38-2,428,416.62-539,451.32

Finding the Fourth Proportional to 1,619,055.38, 2,428,416.62 and 539,451.32

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Solution

The fourth proportional to 1,619,055.38, 2,428,416.62 and 539,451.32 is: 809,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,055.38 : 2,428,416.62 = 539,451.32 : x
  2. Step 2: Convert to fraction form
    1,619,055.38/2,428,416.62 = 539,451.32/x
  3. Step 3: Cross multiply
    1,619,055.38x = 2,428,416.62 × 539,451.32
  4. Step 4: Simplify right side
    1,619,055.38x = 1,310,012,551,168.94
  5. Step 5: Solve for x
    x = 1,310,012,551,168.94/1,619,055.38
  6. Step 6: Final answer
    x = 809,121.52

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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.