Home / 3,406,177.92-5,109,662.08-1,131,905.28

Finding the Fourth Proportional to 3,406,177.92, 5,109,662.08 and 1,131,905.28

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Solution

The fourth proportional to 3,406,177.92, 5,109,662.08 and 1,131,905.28 is: 1,697,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,177.92 : 5,109,662.08 = 1,131,905.28 : x
  2. Step 2: Convert to fraction form
    3,406,177.92/5,109,662.08 = 1,131,905.28/x
  3. Step 3: Cross multiply
    3,406,177.92x = 5,109,662.08 × 1,131,905.28
  4. Step 4: Simplify right side
    3,406,177.92x = 5,783,653,487,367.78
  5. Step 5: Solve for x
    x = 5,783,653,487,367.78/3,406,177.92
  6. Step 6: Final answer
    x = 1,697,989.25

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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.