Home / 1,363,221.53-1,881,385.67-819,533.33

Finding the Fourth Proportional to 1,363,221.53, 1,881,385.67 and 819,533.33

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Solution

The fourth proportional to 1,363,221.53, 1,881,385.67 and 819,533.33 is: 1,131,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,221.53 : 1,881,385.67 = 819,533.33 : x
  2. Step 2: Convert to fraction form
    1,363,221.53/1,881,385.67 = 819,533.33/x
  3. Step 3: Cross multiply
    1,363,221.53x = 1,881,385.67 × 819,533.33
  4. Step 4: Simplify right side
    1,363,221.53x = 1,541,858,255,791.29
  5. Step 5: Solve for x
    x = 1,541,858,255,791.29/1,363,221.53
  6. Step 6: Final answer
    x = 1,131,040.13

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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.