Home / 1,293,628.32-1,772,277.17-1,245,144.33

Finding the Fourth Proportional to 1,293,628.32, 1,772,277.17 and 1,245,144.33

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Solution

The fourth proportional to 1,293,628.32, 1,772,277.17 and 1,245,144.33 is: 1,705,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,628.32 : 1,772,277.17 = 1,245,144.33 : x
  2. Step 2: Convert to fraction form
    1,293,628.32/1,772,277.17 = 1,245,144.33/x
  3. Step 3: Cross multiply
    1,293,628.32x = 1,772,277.17 × 1,245,144.33
  4. Step 4: Simplify right side
    1,293,628.32x = 2,206,740,863,188.22
  5. Step 5: Solve for x
    x = 2,206,740,863,188.22/1,293,628.32
  6. Step 6: Final answer
    x = 1,705,853.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.