Home / 1,661,738.52-2,293,200.78-897,792.70

Finding the Fourth Proportional to 1,661,738.52, 2,293,200.78 and 897,792.70

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Solution

The fourth proportional to 1,661,738.52, 2,293,200.78 and 897,792.70 is: 1,238,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,738.52 : 2,293,200.78 = 897,792.70 : x
  2. Step 2: Convert to fraction form
    1,661,738.52/2,293,200.78 = 897,792.70/x
  3. Step 3: Cross multiply
    1,661,738.52x = 2,293,200.78 × 897,792.70
  4. Step 4: Simplify right side
    1,661,738.52x = 2,058,818,919,918.31
  5. Step 5: Solve for x
    x = 2,058,818,919,918.31/1,661,738.52
  6. Step 6: Final answer
    x = 1,238,954.80

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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.