Home / 1,412,383.54-1,947,259.85-914,782.11

Finding the Fourth Proportional to 1,412,383.54, 1,947,259.85 and 914,782.11

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Solution

The fourth proportional to 1,412,383.54, 1,947,259.85 and 914,782.11 is: 1,261,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,383.54 : 1,947,259.85 = 914,782.11 : x
  2. Step 2: Convert to fraction form
    1,412,383.54/1,947,259.85 = 914,782.11/x
  3. Step 3: Cross multiply
    1,412,383.54x = 1,947,259.85 × 914,782.11
  4. Step 4: Simplify right side
    1,412,383.54x = 1,781,318,477,029.60
  5. Step 5: Solve for x
    x = 1,781,318,477,029.60/1,412,383.54
  6. Step 6: Final answer
    x = 1,261,214.41

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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.