Home / 3,362,081.27-4,639,650.17-1,911,776.81

Finding the Fourth Proportional to 3,362,081.27, 4,639,650.17 and 1,911,776.81

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Solution

The fourth proportional to 3,362,081.27, 4,639,650.17 and 1,911,776.81 is: 2,638,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,081.27 : 4,639,650.17 = 1,911,776.81 : x
  2. Step 2: Convert to fraction form
    3,362,081.27/4,639,650.17 = 1,911,776.81/x
  3. Step 3: Cross multiply
    3,362,081.27x = 4,639,650.17 × 1,911,776.81
  4. Step 4: Simplify right side
    3,362,081.27x = 8,869,975,568,761.42
  5. Step 5: Solve for x
    x = 8,869,975,568,761.42/3,362,081.27
  6. Step 6: Final answer
    x = 2,638,239.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.