Home / 1,672,317.14-2,305,601.62-1,206,780.32

Finding the Fourth Proportional to 1,672,317.14, 2,305,601.62 and 1,206,780.32

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Solution

The fourth proportional to 1,672,317.14, 2,305,601.62 and 1,206,780.32 is: 1,663,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,317.14 : 2,305,601.62 = 1,206,780.32 : x
  2. Step 2: Convert to fraction form
    1,672,317.14/2,305,601.62 = 1,206,780.32/x
  3. Step 3: Cross multiply
    1,672,317.14x = 2,305,601.62 × 1,206,780.32
  4. Step 4: Simplify right side
    1,672,317.14x = 2,782,354,660,776.12
  5. Step 5: Solve for x
    x = 2,782,354,660,776.12/1,672,317.14
  6. Step 6: Final answer
    x = 1,663,772.14

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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.