Home / 1,949,358.56-2,689,299.92-1,518,891.36

Finding the Fourth Proportional to 1,949,358.56, 2,689,299.92 and 1,518,891.36

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Solution

The fourth proportional to 1,949,358.56, 2,689,299.92 and 1,518,891.36 is: 2,095,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,358.56 : 2,689,299.92 = 1,518,891.36 : x
  2. Step 2: Convert to fraction form
    1,949,358.56/2,689,299.92 = 1,518,891.36/x
  3. Step 3: Cross multiply
    1,949,358.56x = 2,689,299.92 × 1,518,891.36
  4. Step 4: Simplify right side
    1,949,358.56x = 4,084,754,412,936.69
  5. Step 5: Solve for x
    x = 4,084,754,412,936.69/1,949,358.56
  6. Step 6: Final answer
    x = 2,095,435.13

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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.