Home / 1,610,245.40-2,415,366.55-412,165.80

Finding the Fourth Proportional to 1,610,245.40, 2,415,366.55 and 412,165.80

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Solution

The fourth proportional to 1,610,245.40, 2,415,366.55 and 412,165.80 is: 618,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,245.40 : 2,415,366.55 = 412,165.80 : x
  2. Step 2: Convert to fraction form
    1,610,245.40/2,415,366.55 = 412,165.80/x
  3. Step 3: Cross multiply
    1,610,245.40x = 2,415,366.55 × 412,165.80
  4. Step 4: Simplify right side
    1,610,245.40x = 995,531,472,236.33
  5. Step 5: Solve for x
    x = 995,531,472,236.33/1,610,245.40
  6. Step 6: Final answer
    x = 618,248.29

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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.