Home / 1,419,774.92-1,959,058.32-838,917.32

Finding the Fourth Proportional to 1,419,774.92, 1,959,058.32 and 838,917.32

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Solution

The fourth proportional to 1,419,774.92, 1,959,058.32 and 838,917.32 is: 1,157,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,774.92 : 1,959,058.32 = 838,917.32 : x
  2. Step 2: Convert to fraction form
    1,419,774.92/1,959,058.32 = 838,917.32/x
  3. Step 3: Cross multiply
    1,419,774.92x = 1,959,058.32 × 838,917.32
  4. Step 4: Simplify right side
    1,419,774.92x = 1,643,487,955,538.10
  5. Step 5: Solve for x
    x = 1,643,487,955,538.10/1,419,774.92
  6. Step 6: Final answer
    x = 1,157,569.37

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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.