Home / 1,889,229.21-2,832,165.55-736,208.86

Finding the Fourth Proportional to 1,889,229.21, 2,832,165.55 and 736,208.86

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Solution

The fourth proportional to 1,889,229.21, 2,832,165.55 and 736,208.86 is: 1,103,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,229.21 : 2,832,165.55 = 736,208.86 : x
  2. Step 2: Convert to fraction form
    1,889,229.21/2,832,165.55 = 736,208.86/x
  3. Step 3: Cross multiply
    1,889,229.21x = 2,832,165.55 × 736,208.86
  4. Step 4: Simplify right side
    1,889,229.21x = 2,085,065,370,896.77
  5. Step 5: Solve for x
    x = 2,085,065,370,896.77/1,889,229.21
  6. Step 6: Final answer
    x = 1,103,659.29

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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.