Home / 1,217,807.77-1,826,513.24-408,550.34

Finding the Fourth Proportional to 1,217,807.77, 1,826,513.24 and 408,550.34

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Solution

The fourth proportional to 1,217,807.77, 1,826,513.24 and 408,550.34 is: 612,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,807.77 : 1,826,513.24 = 408,550.34 : x
  2. Step 2: Convert to fraction form
    1,217,807.77/1,826,513.24 = 408,550.34/x
  3. Step 3: Cross multiply
    1,217,807.77x = 1,826,513.24 × 408,550.34
  4. Step 4: Simplify right side
    1,217,807.77x = 746,222,605,216.50
  5. Step 5: Solve for x
    x = 746,222,605,216.50/1,217,807.77
  6. Step 6: Final answer
    x = 612,758.95

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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.