Home / 1,120,962.14-1,681,724.82-322,245.12

Finding the Fourth Proportional to 1,120,962.14, 1,681,724.82 and 322,245.12

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Solution

The fourth proportional to 1,120,962.14, 1,681,724.82 and 322,245.12 is: 483,448.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,962.14 : 1,681,724.82 = 322,245.12 : x
  2. Step 2: Convert to fraction form
    1,120,962.14/1,681,724.82 = 322,245.12/x
  3. Step 3: Cross multiply
    1,120,962.14x = 1,681,724.82 × 322,245.12
  4. Step 4: Simplify right side
    1,120,962.14x = 541,927,616,427.88
  5. Step 5: Solve for x
    x = 541,927,616,427.88/1,120,962.14
  6. Step 6: Final answer
    x = 483,448.64

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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.