Home / 2,269,730.72-3,405,409.11-972,338.87

Finding the Fourth Proportional to 2,269,730.72, 3,405,409.11 and 972,338.87

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Solution

The fourth proportional to 2,269,730.72, 3,405,409.11 and 972,338.87 is: 1,458,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,730.72 : 3,405,409.11 = 972,338.87 : x
  2. Step 2: Convert to fraction form
    2,269,730.72/3,405,409.11 = 972,338.87/x
  3. Step 3: Cross multiply
    2,269,730.72x = 3,405,409.11 × 972,338.87
  4. Step 4: Simplify right side
    2,269,730.72x = 3,311,211,628,878.06
  5. Step 5: Solve for x
    x = 3,311,211,628,878.06/2,269,730.72
  6. Step 6: Final answer
    x = 1,458,856.60

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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.