Home / 1,661,340.13-2,292,650.30-897,393.70

Finding the Fourth Proportional to 1,661,340.13, 2,292,650.30 and 897,393.70

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Solution

The fourth proportional to 1,661,340.13, 2,292,650.30 and 897,393.70 is: 1,238,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,340.13 : 2,292,650.30 = 897,393.70 : x
  2. Step 2: Convert to fraction form
    1,661,340.13/2,292,650.30 = 897,393.70/x
  3. Step 3: Cross multiply
    1,661,340.13x = 2,292,650.30 × 897,393.70
  4. Step 4: Simplify right side
    1,661,340.13x = 2,057,409,935,523.11
  5. Step 5: Solve for x
    x = 2,057,409,935,523.11/1,661,340.13
  6. Step 6: Final answer
    x = 1,238,403.80

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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.