Home / 3,749,893.76-5,625,105.52-1,856,126.72

Finding the Fourth Proportional to 3,749,893.76, 5,625,105.52 and 1,856,126.72

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Solution

The fourth proportional to 3,749,893.76, 5,625,105.52 and 1,856,126.72 is: 2,784,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,893.76 : 5,625,105.52 = 1,856,126.72 : x
  2. Step 2: Convert to fraction form
    3,749,893.76/5,625,105.52 = 1,856,126.72/x
  3. Step 3: Cross multiply
    3,749,893.76x = 5,625,105.52 × 1,856,126.72
  4. Step 4: Simplify right side
    3,749,893.76x = 10,440,908,658,491.49
  5. Step 5: Solve for x
    x = 10,440,908,658,491.49/3,749,893.76
  6. Step 6: Final answer
    x = 2,784,321.19

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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.