Home / 5,298,112.70-7,947,324.87-1,459,993.31

Finding the Fourth Proportional to 5,298,112.70, 7,947,324.87 and 1,459,993.31

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Solution

The fourth proportional to 5,298,112.70, 7,947,324.87 and 1,459,993.31 is: 2,190,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,112.70 : 7,947,324.87 = 1,459,993.31 : x
  2. Step 2: Convert to fraction form
    5,298,112.70/7,947,324.87 = 1,459,993.31/x
  3. Step 3: Cross multiply
    5,298,112.70x = 7,947,324.87 × 1,459,993.31
  4. Step 4: Simplify right side
    5,298,112.70x = 11,603,041,135,399.95
  5. Step 5: Solve for x
    x = 11,603,041,135,399.95/5,298,112.70
  6. Step 6: Final answer
    x = 2,190,032.90

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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.