Home / 1,205,744.20-1,661,633.31-1,183,585.66

Finding the Fourth Proportional to 1,205,744.20, 1,661,633.31 and 1,183,585.66

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Solution

The fourth proportional to 1,205,744.20, 1,661,633.31 and 1,183,585.66 is: 1,631,096.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,744.20 : 1,661,633.31 = 1,183,585.66 : x
  2. Step 2: Convert to fraction form
    1,205,744.20/1,661,633.31 = 1,183,585.66/x
  3. Step 3: Cross multiply
    1,205,744.20x = 1,661,633.31 × 1,183,585.66
  4. Step 4: Simplify right side
    1,205,744.20x = 1,966,685,357,894.33
  5. Step 5: Solve for x
    x = 1,966,685,357,894.33/1,205,744.20
  6. Step 6: Final answer
    x = 1,631,096.68

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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.