Home / 1,641,855.22-2,462,782.83-1,195,417.09

Finding the Fourth Proportional to 1,641,855.22, 2,462,782.83 and 1,195,417.09

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Solution

The fourth proportional to 1,641,855.22, 2,462,782.83 and 1,195,417.09 is: 1,793,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,855.22 : 2,462,782.83 = 1,195,417.09 : x
  2. Step 2: Convert to fraction form
    1,641,855.22/2,462,782.83 = 1,195,417.09/x
  3. Step 3: Cross multiply
    1,641,855.22x = 2,462,782.83 × 1,195,417.09
  4. Step 4: Simplify right side
    1,641,855.22x = 2,944,052,683,940.57
  5. Step 5: Solve for x
    x = 2,944,052,683,940.57/1,641,855.22
  6. Step 6: Final answer
    x = 1,793,125.64

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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.