Home / 1,194,174.96-1,791,388.18-688,724.64

Finding the Fourth Proportional to 1,194,174.96, 1,791,388.18 and 688,724.64

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Solution

The fourth proportional to 1,194,174.96, 1,791,388.18 and 688,724.64 is: 1,033,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,174.96 : 1,791,388.18 = 688,724.64 : x
  2. Step 2: Convert to fraction form
    1,194,174.96/1,791,388.18 = 688,724.64/x
  3. Step 3: Cross multiply
    1,194,174.96x = 1,791,388.18 × 688,724.64
  4. Step 4: Simplify right side
    1,194,174.96x = 1,233,773,179,370.76
  5. Step 5: Solve for x
    x = 1,233,773,179,370.76/1,194,174.96
  6. Step 6: Final answer
    x = 1,033,159.48

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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.