Home / 1,293,553.46-1,772,176.78-1,245,069.74

Finding the Fourth Proportional to 1,293,553.46, 1,772,176.78 and 1,245,069.74

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Solution

The fourth proportional to 1,293,553.46, 1,772,176.78 and 1,245,069.74 is: 1,705,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,553.46 : 1,772,176.78 = 1,245,069.74 : x
  2. Step 2: Convert to fraction form
    1,293,553.46/1,772,176.78 = 1,245,069.74/x
  3. Step 3: Cross multiply
    1,293,553.46x = 1,772,176.78 × 1,245,069.74
  4. Step 4: Simplify right side
    1,293,553.46x = 2,206,483,682,708.64
  5. Step 5: Solve for x
    x = 2,206,483,682,708.64/1,293,553.46
  6. Step 6: Final answer
    x = 1,705,753.76

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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.