Home / 1,892,578.52-2,838,867.89-1,511,716.05

Finding the Fourth Proportional to 1,892,578.52, 2,838,867.89 and 1,511,716.05

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Solution

The fourth proportional to 1,892,578.52, 2,838,867.89 and 1,511,716.05 is: 2,267,574.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,578.52 : 2,838,867.89 = 1,511,716.05 : x
  2. Step 2: Convert to fraction form
    1,892,578.52/2,838,867.89 = 1,511,716.05/x
  3. Step 3: Cross multiply
    1,892,578.52x = 2,838,867.89 × 1,511,716.05
  4. Step 4: Simplify right side
    1,892,578.52x = 4,291,562,145,584.05
  5. Step 5: Solve for x
    x = 4,291,562,145,584.05/1,892,578.52
  6. Step 6: Final answer
    x = 2,267,574.16

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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.