Home / 3,035,181.78-4,190,503.41-1,947,922.02

Finding the Fourth Proportional to 3,035,181.78, 4,190,503.41 and 1,947,922.02

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Solution

The fourth proportional to 3,035,181.78, 4,190,503.41 and 1,947,922.02 is: 2,689,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035,181.78 : 4,190,503.41 = 1,947,922.02 : x
  2. Step 2: Convert to fraction form
    3,035,181.78/4,190,503.41 = 1,947,922.02/x
  3. Step 3: Cross multiply
    3,035,181.78x = 4,190,503.41 × 1,947,922.02
  4. Step 4: Simplify right side
    3,035,181.78x = 8,162,773,867,224.09
  5. Step 5: Solve for x
    x = 8,162,773,867,224.09/3,035,181.78
  6. Step 6: Final answer
    x = 2,689,385.50

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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.