Home / 1,317,026.32-1,817,496.36-713,414.32

Finding the Fourth Proportional to 1,317,026.32, 1,817,496.36 and 713,414.32

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Solution

The fourth proportional to 1,317,026.32, 1,817,496.36 and 713,414.32 is: 984,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,026.32 : 1,817,496.36 = 713,414.32 : x
  2. Step 2: Convert to fraction form
    1,317,026.32/1,817,496.36 = 713,414.32/x
  3. Step 3: Cross multiply
    1,317,026.32x = 1,817,496.36 × 713,414.32
  4. Step 4: Simplify right side
    1,317,026.32x = 1,296,627,929,771.88
  5. Step 5: Solve for x
    x = 1,296,627,929,771.88/1,317,026.32
  6. Step 6: Final answer
    x = 984,511.78

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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.