Home / 5,505,403.25-8,258,187.92-1,911,284.39

Finding the Fourth Proportional to 5,505,403.25, 8,258,187.92 and 1,911,284.39

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Solution

The fourth proportional to 5,505,403.25, 8,258,187.92 and 1,911,284.39 is: 2,866,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,403.25 : 8,258,187.92 = 1,911,284.39 : x
  2. Step 2: Convert to fraction form
    5,505,403.25/8,258,187.92 = 1,911,284.39/x
  3. Step 3: Cross multiply
    5,505,403.25x = 8,258,187.92 × 1,911,284.39
  4. Step 4: Simplify right side
    5,505,403.25x = 15,783,745,610,335.21
  5. Step 5: Solve for x
    x = 15,783,745,610,335.21/5,505,403.25
  6. Step 6: Final answer
    x = 2,866,955.41

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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.