Home / 1,664,137.83-2,296,113.78-1,147,726.65

Finding the Fourth Proportional to 1,664,137.83, 2,296,113.78 and 1,147,726.65

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Solution

The fourth proportional to 1,664,137.83, 2,296,113.78 and 1,147,726.65 is: 1,583,589.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,137.83 : 2,296,113.78 = 1,147,726.65 : x
  2. Step 2: Convert to fraction form
    1,664,137.83/2,296,113.78 = 1,147,726.65/x
  3. Step 3: Cross multiply
    1,664,137.83x = 2,296,113.78 × 1,147,726.65
  4. Step 4: Simplify right side
    1,664,137.83x = 2,635,310,976,738.24
  5. Step 5: Solve for x
    x = 2,635,310,976,738.24/1,664,137.83
  6. Step 6: Final answer
    x = 1,583,589.37

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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.