Home / 3,619,346.70-5,429,015.45-923,671.96

Finding the Fourth Proportional to 3,619,346.70, 5,429,015.45 and 923,671.96

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Solution

The fourth proportional to 3,619,346.70, 5,429,015.45 and 923,671.96 is: 1,385,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,346.70 : 5,429,015.45 = 923,671.96 : x
  2. Step 2: Convert to fraction form
    3,619,346.70/5,429,015.45 = 923,671.96/x
  3. Step 3: Cross multiply
    3,619,346.70x = 5,429,015.45 × 923,671.96
  4. Step 4: Simplify right side
    3,619,346.70x = 5,014,629,341,571.78
  5. Step 5: Solve for x
    x = 5,014,629,341,571.78/3,619,346.70
  6. Step 6: Final answer
    x = 1,385,506.77

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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.