Home / 1,815,913.34-2,505,774.97-1,118,083.33

Finding the Fourth Proportional to 1,815,913.34, 2,505,774.97 and 1,118,083.33

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Solution

The fourth proportional to 1,815,913.34, 2,505,774.97 and 1,118,083.33 is: 1,542,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,913.34 : 2,505,774.97 = 1,118,083.33 : x
  2. Step 2: Convert to fraction form
    1,815,913.34/2,505,774.97 = 1,118,083.33/x
  3. Step 3: Cross multiply
    1,815,913.34x = 2,505,774.97 × 1,118,083.33
  4. Step 4: Simplify right side
    1,815,913.34x = 2,801,665,232,465.15
  5. Step 5: Solve for x
    x = 2,801,665,232,465.15/1,815,913.34
  6. Step 6: Final answer
    x = 1,542,840.82

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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.