Home / 3,999,029-5,518,660.02-2,188,193

Finding the Fourth Proportional to 3,999,029, 5,518,660.02 and 2,188,193

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Solution

The fourth proportional to 3,999,029, 5,518,660.02 and 2,188,193 is: 3,019,706.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,029 : 5,518,660.02 = 2,188,193 : x
  2. Step 2: Convert to fraction form
    3,999,029/5,518,660.02 = 2,188,193/x
  3. Step 3: Cross multiply
    3,999,029x = 5,518,660.02 × 2,188,193
  4. Step 4: Simplify right side
    3,999,029x = 12,075,893,225,143.86
  5. Step 5: Solve for x
    x = 12,075,893,225,143.86/3,999,029
  6. Step 6: Final answer
    x = 3,019,706.34

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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.