Home / 1,197,908.36-1,653,258.50-681,787.76

Finding the Fourth Proportional to 1,197,908.36, 1,653,258.50 and 681,787.76

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Solution

The fourth proportional to 1,197,908.36, 1,653,258.50 and 681,787.76 is: 940,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,908.36 : 1,653,258.50 = 681,787.76 : x
  2. Step 2: Convert to fraction form
    1,197,908.36/1,653,258.50 = 681,787.76/x
  3. Step 3: Cross multiply
    1,197,908.36x = 1,653,258.50 × 681,787.76
  4. Step 4: Simplify right side
    1,197,908.36x = 1,127,171,409,415.96
  5. Step 5: Solve for x
    x = 1,127,171,409,415.96/1,197,908.36
  6. Step 6: Final answer
    x = 940,949.61

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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.