Home / 1,218,010.27-1,826,185-617,814.09

Finding the Fourth Proportional to 1,218,010.27, 1,826,185 and 617,814.09

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Solution

The fourth proportional to 1,218,010.27, 1,826,185 and 617,814.09 is: 926,299.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,010.27 : 1,826,185 = 617,814.09 : x
  2. Step 2: Convert to fraction form
    1,218,010.27/1,826,185 = 617,814.09/x
  3. Step 3: Cross multiply
    1,218,010.27x = 1,826,185 × 617,814.09
  4. Step 4: Simplify right side
    1,218,010.27x = 1,128,242,823,946.65
  5. Step 5: Solve for x
    x = 1,128,242,823,946.65/1,218,010.27
  6. Step 6: Final answer
    x = 926,299.93

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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.