Home / 1,196,830.89-1,651,771.85-874,379.61

Finding the Fourth Proportional to 1,196,830.89, 1,651,771.85 and 874,379.61

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Solution

The fourth proportional to 1,196,830.89, 1,651,771.85 and 874,379.61 is: 1,206,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,830.89 : 1,651,771.85 = 874,379.61 : x
  2. Step 2: Convert to fraction form
    1,196,830.89/1,651,771.85 = 874,379.61/x
  3. Step 3: Cross multiply
    1,196,830.89x = 1,651,771.85 × 874,379.61
  4. Step 4: Simplify right side
    1,196,830.89x = 1,444,275,621,640.08
  5. Step 5: Solve for x
    x = 1,444,275,621,640.08/1,196,830.89
  6. Step 6: Final answer
    x = 1,206,749.95

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Why These Related Problems?

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