Home / 5,461,399.62-8,189,403.75-1,673,969.22

Finding the Fourth Proportional to 5,461,399.62, 8,189,403.75 and 1,673,969.22

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Solution

The fourth proportional to 5,461,399.62, 8,189,403.75 and 1,673,969.22 is: 2,510,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,399.62 : 8,189,403.75 = 1,673,969.22 : x
  2. Step 2: Convert to fraction form
    5,461,399.62/8,189,403.75 = 1,673,969.22/x
  3. Step 3: Cross multiply
    5,461,399.62x = 8,189,403.75 × 1,673,969.22
  4. Step 4: Simplify right side
    5,461,399.62x = 13,708,809,807,652.57
  5. Step 5: Solve for x
    x = 13,708,809,807,652.57/5,461,399.62
  6. Step 6: Final answer
    x = 2,510,127.58

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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.