Home / 1,313,744.58-1,812,824.82-769,772.34

Finding the Fourth Proportional to 1,313,744.58, 1,812,824.82 and 769,772.34

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Solution

The fourth proportional to 1,313,744.58, 1,812,824.82 and 769,772.34 is: 1,062,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,744.58 : 1,812,824.82 = 769,772.34 : x
  2. Step 2: Convert to fraction form
    1,313,744.58/1,812,824.82 = 769,772.34/x
  3. Step 3: Cross multiply
    1,313,744.58x = 1,812,824.82 × 769,772.34
  4. Step 4: Simplify right side
    1,313,744.58x = 1,395,462,403,701.48
  5. Step 5: Solve for x
    x = 1,395,462,403,701.48/1,313,744.58
  6. Step 6: Final answer
    x = 1,062,202.22

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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.