Home / 1,361,868.69-1,876,182.03-947,693.43

Finding the Fourth Proportional to 1,361,868.69, 1,876,182.03 and 947,693.43

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Solution

The fourth proportional to 1,361,868.69, 1,876,182.03 and 947,693.43 is: 1,305,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,868.69 : 1,876,182.03 = 947,693.43 : x
  2. Step 2: Convert to fraction form
    1,361,868.69/1,876,182.03 = 947,693.43/x
  3. Step 3: Cross multiply
    1,361,868.69x = 1,876,182.03 × 947,693.43
  4. Step 4: Simplify right side
    1,361,868.69x = 1,778,045,383,315.06
  5. Step 5: Solve for x
    x = 1,778,045,383,315.06/1,361,868.69
  6. Step 6: Final answer
    x = 1,305,592.38

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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.