Home / 1,922,819.55-2,653,382.91-1,051,481.28

Finding the Fourth Proportional to 1,922,819.55, 2,653,382.91 and 1,051,481.28

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Solution

The fourth proportional to 1,922,819.55, 2,653,382.91 and 1,051,481.28 is: 1,450,985.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,819.55 : 2,653,382.91 = 1,051,481.28 : x
  2. Step 2: Convert to fraction form
    1,922,819.55/2,653,382.91 = 1,051,481.28/x
  3. Step 3: Cross multiply
    1,922,819.55x = 2,653,382.91 × 1,051,481.28
  4. Step 4: Simplify right side
    1,922,819.55x = 2,789,982,458,536.92
  5. Step 5: Solve for x
    x = 2,789,982,458,536.92/1,922,819.55
  6. Step 6: Final answer
    x = 1,450,985.07

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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.