Home / 1,789,672.78-2,682,917.79-652,221.37

Finding the Fourth Proportional to 1,789,672.78, 2,682,917.79 and 652,221.37

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Solution

The fourth proportional to 1,789,672.78, 2,682,917.79 and 652,221.37 is: 977,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,672.78 : 2,682,917.79 = 652,221.37 : x
  2. Step 2: Convert to fraction form
    1,789,672.78/2,682,917.79 = 652,221.37/x
  3. Step 3: Cross multiply
    1,789,672.78x = 2,682,917.79 × 652,221.37
  4. Step 4: Simplify right side
    1,789,672.78x = 1,749,856,316,591.17
  5. Step 5: Solve for x
    x = 1,749,856,316,591.17/1,789,672.78
  6. Step 6: Final answer
    x = 977,752.10

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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.