Home / 1,109,889.62-1,664,835.24-268,442.18

Finding the Fourth Proportional to 1,109,889.62, 1,664,835.24 and 268,442.18

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Solution

The fourth proportional to 1,109,889.62, 1,664,835.24 and 268,442.18 is: 402,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,889.62 : 1,664,835.24 = 268,442.18 : x
  2. Step 2: Convert to fraction form
    1,109,889.62/1,664,835.24 = 268,442.18/x
  3. Step 3: Cross multiply
    1,109,889.62x = 1,664,835.24 × 268,442.18
  4. Step 4: Simplify right side
    1,109,889.62x = 446,912,001,166.42
  5. Step 5: Solve for x
    x = 446,912,001,166.42/1,109,889.62
  6. Step 6: Final answer
    x = 402,663.47

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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.