Home / 3,157,650-4,357,660.68-1,726,866

Finding the Fourth Proportional to 3,157,650, 4,357,660.68 and 1,726,866

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Solution

The fourth proportional to 3,157,650, 4,357,660.68 and 1,726,866 is: 2,383,131.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,650 : 4,357,660.68 = 1,726,866 : x
  2. Step 2: Convert to fraction form
    3,157,650/4,357,660.68 = 1,726,866/x
  3. Step 3: Cross multiply
    3,157,650x = 4,357,660.68 × 1,726,866
  4. Step 4: Simplify right side
    3,157,650x = 7,525,096,067,828.88
  5. Step 5: Solve for x
    x = 7,525,096,067,828.88/3,157,650
  6. Step 6: Final answer
    x = 2,383,131.78

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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.