Home / 1,949,176.08-2,689,726.43-1,133,321.87

Finding the Fourth Proportional to 1,949,176.08, 2,689,726.43 and 1,133,321.87

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Solution

The fourth proportional to 1,949,176.08, 2,689,726.43 and 1,133,321.87 is: 1,563,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,176.08 : 2,689,726.43 = 1,133,321.87 : x
  2. Step 2: Convert to fraction form
    1,949,176.08/2,689,726.43 = 1,133,321.87/x
  3. Step 3: Cross multiply
    1,949,176.08x = 2,689,726.43 × 1,133,321.87
  4. Step 4: Simplify right side
    1,949,176.08x = 3,048,325,796,993.65
  5. Step 5: Solve for x
    x = 3,048,325,796,993.65/1,949,176.08
  6. Step 6: Final answer
    x = 1,563,904.78

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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.