Home / 3,131,019.46-4,696,572.39-887,155.30

Finding the Fourth Proportional to 3,131,019.46, 4,696,572.39 and 887,155.30

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Solution

The fourth proportional to 3,131,019.46, 4,696,572.39 and 887,155.30 is: 1,330,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,019.46 : 4,696,572.39 = 887,155.30 : x
  2. Step 2: Convert to fraction form
    3,131,019.46/4,696,572.39 = 887,155.30/x
  3. Step 3: Cross multiply
    3,131,019.46x = 4,696,572.39 × 887,155.30
  4. Step 4: Simplify right side
    3,131,019.46x = 4,166,589,087,622.17
  5. Step 5: Solve for x
    x = 4,166,589,087,622.17/3,131,019.46
  6. Step 6: Final answer
    x = 1,330,745.19

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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.