Home / 3,749,216.18-5,172,453.56-2,179,087.13

Finding the Fourth Proportional to 3,749,216.18, 5,172,453.56 and 2,179,087.13

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Solution

The fourth proportional to 3,749,216.18, 5,172,453.56 and 2,179,087.13 is: 3,006,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,216.18 : 5,172,453.56 = 2,179,087.13 : x
  2. Step 2: Convert to fraction form
    3,749,216.18/5,172,453.56 = 2,179,087.13/x
  3. Step 3: Cross multiply
    3,749,216.18x = 5,172,453.56 × 2,179,087.13
  4. Step 4: Simplify right side
    3,749,216.18x = 11,271,226,946,360.98
  5. Step 5: Solve for x
    x = 11,271,226,946,360.98/3,749,216.18
  6. Step 6: Final answer
    x = 3,006,288.89

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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.