Home / 1,313,039.36-1,968,625.92-673,536

Finding the Fourth Proportional to 1,313,039.36, 1,968,625.92 and 673,536

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Solution

The fourth proportional to 1,313,039.36, 1,968,625.92 and 673,536 is: 1,009,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,039.36 : 1,968,625.92 = 673,536 : x
  2. Step 2: Convert to fraction form
    1,313,039.36/1,968,625.92 = 673,536/x
  3. Step 3: Cross multiply
    1,313,039.36x = 1,968,625.92 × 673,536
  4. Step 4: Simplify right side
    1,313,039.36x = 1,325,940,427,653.12
  5. Step 5: Solve for x
    x = 1,325,940,427,653.12/1,313,039.36
  6. Step 6: Final answer
    x = 1,009,825.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.