Home / 1,661,426.61-2,292,770.78-897,480.18

Finding the Fourth Proportional to 1,661,426.61, 2,292,770.78 and 897,480.18

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Solution

The fourth proportional to 1,661,426.61, 2,292,770.78 and 897,480.18 is: 1,238,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,426.61 : 2,292,770.78 = 897,480.18 : x
  2. Step 2: Convert to fraction form
    1,661,426.61/2,292,770.78 = 897,480.18/x
  3. Step 3: Cross multiply
    1,661,426.61x = 2,292,770.78 × 897,480.18
  4. Step 4: Simplify right side
    1,661,426.61x = 2,057,716,327,845.74
  5. Step 5: Solve for x
    x = 2,057,716,327,845.74/1,661,426.61
  6. Step 6: Final answer
    x = 1,238,523.76

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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.