Home / 2,009,920.11-3,014,232.21-661,761.69

Finding the Fourth Proportional to 2,009,920.11, 3,014,232.21 and 661,761.69

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Solution

The fourth proportional to 2,009,920.11, 3,014,232.21 and 661,761.69 is: 992,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,920.11 : 3,014,232.21 = 661,761.69 : x
  2. Step 2: Convert to fraction form
    2,009,920.11/3,014,232.21 = 661,761.69/x
  3. Step 3: Cross multiply
    2,009,920.11x = 3,014,232.21 × 661,761.69
  4. Step 4: Simplify right side
    2,009,920.11x = 1,994,703,401,342.03
  5. Step 5: Solve for x
    x = 1,994,703,401,342.03/2,009,920.11
  6. Step 6: Final answer
    x = 992,429.20

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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.