Home / 3,820,826.84-5,272,784.60-2,189,201.48

Finding the Fourth Proportional to 3,820,826.84, 5,272,784.60 and 2,189,201.48

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Solution

The fourth proportional to 3,820,826.84, 5,272,784.60 and 2,189,201.48 is: 3,021,123.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,826.84 : 5,272,784.60 = 2,189,201.48 : x
  2. Step 2: Convert to fraction form
    3,820,826.84/5,272,784.60 = 2,189,201.48/x
  3. Step 3: Cross multiply
    3,820,826.84x = 5,272,784.60 × 2,189,201.48
  4. Step 4: Simplify right side
    3,820,826.84x = 11,543,187,850,041.21
  5. Step 5: Solve for x
    x = 11,543,187,850,041.21/3,820,826.84
  6. Step 6: Final answer
    x = 3,021,123.00

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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.