Home / 1,815,917.93-2,505,781.29-1,118,087.93

Finding the Fourth Proportional to 1,815,917.93, 2,505,781.29 and 1,118,087.93

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Solution

The fourth proportional to 1,815,917.93, 2,505,781.29 and 1,118,087.93 is: 1,542,847.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,917.93 : 2,505,781.29 = 1,118,087.93 : x
  2. Step 2: Convert to fraction form
    1,815,917.93/2,505,781.29 = 1,118,087.93/x
  3. Step 3: Cross multiply
    1,815,917.93x = 2,505,781.29 × 1,118,087.93
  4. Step 4: Simplify right side
    1,815,917.93x = 2,801,683,803,039.92
  5. Step 5: Solve for x
    x = 2,801,683,803,039.92/1,815,917.93
  6. Step 6: Final answer
    x = 1,542,847.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.