Home / 3,617,960.31-4,992,561.50-1,986,358.50

Finding the Fourth Proportional to 3,617,960.31, 4,992,561.50 and 1,986,358.50

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Solution

The fourth proportional to 3,617,960.31, 4,992,561.50 and 1,986,358.50 is: 2,741,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,960.31 : 4,992,561.50 = 1,986,358.50 : x
  2. Step 2: Convert to fraction form
    3,617,960.31/4,992,561.50 = 1,986,358.50/x
  3. Step 3: Cross multiply
    3,617,960.31x = 4,992,561.50 × 1,986,358.50
  4. Step 4: Simplify right side
    3,617,960.31x = 9,917,016,962,365.96
  5. Step 5: Solve for x
    x = 9,917,016,962,365.96/3,617,960.31
  6. Step 6: Final answer
    x = 2,741,051.89

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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.