Home / 1,361,203.07-2,043,066.31-687,757.68

Finding the Fourth Proportional to 1,361,203.07, 2,043,066.31 and 687,757.68

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Solution

The fourth proportional to 1,361,203.07, 2,043,066.31 and 687,757.68 is: 1,032,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,203.07 : 2,043,066.31 = 687,757.68 : x
  2. Step 2: Convert to fraction form
    1,361,203.07/2,043,066.31 = 687,757.68/x
  3. Step 3: Cross multiply
    1,361,203.07x = 2,043,066.31 × 687,757.68
  4. Step 4: Simplify right side
    1,361,203.07x = 1,405,134,545,451.76
  5. Step 5: Solve for x
    x = 1,405,134,545,451.76/1,361,203.07
  6. Step 6: Final answer
    x = 1,032,274.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.