Home / 1,661,454.72-2,292,809.64-897,508.32

Finding the Fourth Proportional to 1,661,454.72, 2,292,809.64 and 897,508.32

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Solution

The fourth proportional to 1,661,454.72, 2,292,809.64 and 897,508.32 is: 1,238,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,454.72 : 2,292,809.64 = 897,508.32 : x
  2. Step 2: Convert to fraction form
    1,661,454.72/2,292,809.64 = 897,508.32/x
  3. Step 3: Cross multiply
    1,661,454.72x = 2,292,809.64 × 897,508.32
  4. Step 4: Simplify right side
    1,661,454.72x = 2,057,815,728,076.20
  5. Step 5: Solve for x
    x = 2,057,815,728,076.20/1,661,454.72
  6. Step 6: Final answer
    x = 1,238,562.63

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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.