Home / 3,618,331.86-5,428,285.12-1,093,921.50

Finding the Fourth Proportional to 3,618,331.86, 5,428,285.12 and 1,093,921.50

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Solution

The fourth proportional to 3,618,331.86, 5,428,285.12 and 1,093,921.50 is: 1,641,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,331.86 : 5,428,285.12 = 1,093,921.50 : x
  2. Step 2: Convert to fraction form
    3,618,331.86/5,428,285.12 = 1,093,921.50/x
  3. Step 3: Cross multiply
    3,618,331.86x = 5,428,285.12 × 1,093,921.50
  4. Step 4: Simplify right side
    3,618,331.86x = 5,938,117,800,898.08
  5. Step 5: Solve for x
    x = 5,938,117,800,898.08/3,618,331.86
  6. Step 6: Final answer
    x = 1,641,120.28

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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.