Home / 4,126,787.80-6,190,181.70-2,615,133.40

Finding the Fourth Proportional to 4,126,787.80, 6,190,181.70 and 2,615,133.40

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Solution

The fourth proportional to 4,126,787.80, 6,190,181.70 and 2,615,133.40 is: 3,922,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,787.80 : 6,190,181.70 = 2,615,133.40 : x
  2. Step 2: Convert to fraction form
    4,126,787.80/6,190,181.70 = 2,615,133.40/x
  3. Step 3: Cross multiply
    4,126,787.80x = 6,190,181.70 × 2,615,133.40
  4. Step 4: Simplify right side
    4,126,787.80x = 16,188,150,915,738.78
  5. Step 5: Solve for x
    x = 16,188,150,915,738.78/4,126,787.80
  6. Step 6: Final answer
    x = 3,922,700.10

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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.