Home / 3,238,481.52-4,469,075.64-1,788,145.74

Finding the Fourth Proportional to 3,238,481.52, 4,469,075.64 and 1,788,145.74

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Solution

The fourth proportional to 3,238,481.52, 4,469,075.64 and 1,788,145.74 is: 2,467,625.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,481.52 : 4,469,075.64 = 1,788,145.74 : x
  2. Step 2: Convert to fraction form
    3,238,481.52/4,469,075.64 = 1,788,145.74/x
  3. Step 3: Cross multiply
    3,238,481.52x = 4,469,075.64 × 1,788,145.74
  4. Step 4: Simplify right side
    3,238,481.52x = 7,991,358,567,403.77
  5. Step 5: Solve for x
    x = 7,991,358,567,403.77/3,238,481.52
  6. Step 6: Final answer
    x = 2,467,625.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.