Home / 1,340,906.38-2,010,030.96-629,661.18

Finding the Fourth Proportional to 1,340,906.38, 2,010,030.96 and 629,661.18

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Solution

The fourth proportional to 1,340,906.38, 2,010,030.96 and 629,661.18 is: 943,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,906.38 : 2,010,030.96 = 629,661.18 : x
  2. Step 2: Convert to fraction form
    1,340,906.38/2,010,030.96 = 629,661.18/x
  3. Step 3: Cross multiply
    1,340,906.38x = 2,010,030.96 × 629,661.18
  4. Step 4: Simplify right side
    1,340,906.38x = 1,265,638,466,110.13
  5. Step 5: Solve for x
    x = 1,265,638,466,110.13/1,340,906.38
  6. Step 6: Final answer
    x = 943,867.88

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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.