Home / 1,557,949.62-2,150,329.20-913,577.41

Finding the Fourth Proportional to 1,557,949.62, 2,150,329.20 and 913,577.41

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Solution

The fourth proportional to 1,557,949.62, 2,150,329.20 and 913,577.41 is: 1,260,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,949.62 : 2,150,329.20 = 913,577.41 : x
  2. Step 2: Convert to fraction form
    1,557,949.62/2,150,329.20 = 913,577.41/x
  3. Step 3: Cross multiply
    1,557,949.62x = 2,150,329.20 × 913,577.41
  4. Step 4: Simplify right side
    1,557,949.62x = 1,964,492,181,183.37
  5. Step 5: Solve for x
    x = 1,964,492,181,183.37/1,557,949.62
  6. Step 6: Final answer
    x = 1,260,947.18

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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.