Home / 3,532,896.20-5,299,733.10-1,289,520.20

Finding the Fourth Proportional to 3,532,896.20, 5,299,733.10 and 1,289,520.20

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Solution

The fourth proportional to 3,532,896.20, 5,299,733.10 and 1,289,520.20 is: 1,934,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,896.20 : 5,299,733.10 = 1,289,520.20 : x
  2. Step 2: Convert to fraction form
    3,532,896.20/5,299,733.10 = 1,289,520.20/x
  3. Step 3: Cross multiply
    3,532,896.20x = 5,299,733.10 × 1,289,520.20
  4. Step 4: Simplify right side
    3,532,896.20x = 6,834,112,887,058.62
  5. Step 5: Solve for x
    x = 6,834,112,887,058.62/3,532,896.20
  6. Step 6: Final answer
    x = 1,934,422.21

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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.