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Finding the Fourth Proportional to 3,619,347.01, 5,429,015.92 and 923,672.27

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Solution

The fourth proportional to 3,619,347.01, 5,429,015.92 and 923,672.27 is: 1,385,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,347.01 : 5,429,015.92 = 923,672.27 : x
  2. Step 2: Convert to fraction form
    3,619,347.01/5,429,015.92 = 923,672.27/x
  3. Step 3: Cross multiply
    3,619,347.01x = 5,429,015.92 × 923,672.27
  4. Step 4: Simplify right side
    3,619,347.01x = 5,014,631,469,955.90
  5. Step 5: Solve for x
    x = 5,014,631,469,955.90/3,619,347.01
  6. Step 6: Final answer
    x = 1,385,507.24

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1.5x scale

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.