Home / 3,939,092.52-5,435,989.23-2,220,213.03

Finding the Fourth Proportional to 3,939,092.52, 5,435,989.23 and 2,220,213.03

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Solution

The fourth proportional to 3,939,092.52, 5,435,989.23 and 2,220,213.03 is: 3,063,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,092.52 : 5,435,989.23 = 2,220,213.03 : x
  2. Step 2: Convert to fraction form
    3,939,092.52/5,435,989.23 = 2,220,213.03/x
  3. Step 3: Cross multiply
    3,939,092.52x = 5,435,989.23 × 2,220,213.03
  4. Step 4: Simplify right side
    3,939,092.52x = 12,069,054,119,385.67
  5. Step 5: Solve for x
    x = 12,069,054,119,385.67/3,939,092.52
  6. Step 6: Final answer
    x = 3,063,917.40

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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.