Home / 1,683,165.86-2,528,485.83-1,043,942.21

Finding the Fourth Proportional to 1,683,165.86, 2,528,485.83 and 1,043,942.21

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Solution

The fourth proportional to 1,683,165.86, 2,528,485.83 and 1,043,942.21 is: 1,568,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,165.86 : 2,528,485.83 = 1,043,942.21 : x
  2. Step 2: Convert to fraction form
    1,683,165.86/2,528,485.83 = 1,043,942.21/x
  3. Step 3: Cross multiply
    1,683,165.86x = 2,528,485.83 × 1,043,942.21
  4. Step 4: Simplify right side
    1,683,165.86x = 2,639,593,085,323.88
  5. Step 5: Solve for x
    x = 2,639,593,085,323.88/1,683,165.86
  6. Step 6: Final answer
    x = 1,568,231.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.