Home / 1,858,993.85-2,788,481.05-1,011,453.15

Finding the Fourth Proportional to 1,858,993.85, 2,788,481.05 and 1,011,453.15

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Solution

The fourth proportional to 1,858,993.85, 2,788,481.05 and 1,011,453.15 is: 1,517,174.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,993.85 : 2,788,481.05 = 1,011,453.15 : x
  2. Step 2: Convert to fraction form
    1,858,993.85/2,788,481.05 = 1,011,453.15/x
  3. Step 3: Cross multiply
    1,858,993.85x = 2,788,481.05 × 1,011,453.15
  4. Step 4: Simplify right side
    1,858,993.85x = 2,820,417,929,402.74
  5. Step 5: Solve for x
    x = 2,820,417,929,402.74/1,858,993.85
  6. Step 6: Final answer
    x = 1,517,174.43

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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.