Home / 4,917,754.99-7,372,166.85-1,721,137.37

Finding the Fourth Proportional to 4,917,754.99, 7,372,166.85 and 1,721,137.37

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Solution

The fourth proportional to 4,917,754.99, 7,372,166.85 and 1,721,137.37 is: 2,580,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917,754.99 : 7,372,166.85 = 1,721,137.37 : x
  2. Step 2: Convert to fraction form
    4,917,754.99/7,372,166.85 = 1,721,137.37/x
  3. Step 3: Cross multiply
    4,917,754.99x = 7,372,166.85 × 1,721,137.37
  4. Step 4: Simplify right side
    4,917,754.99x = 12,688,511,863,410.19
  5. Step 5: Solve for x
    x = 12,688,511,863,410.19/4,917,754.99
  6. Step 6: Final answer
    x = 2,580,143.15

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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.