Home / 2,608,889.60-3,913,917.60-1,011,310.40

Finding the Fourth Proportional to 2,608,889.60, 3,913,917.60 and 1,011,310.40

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Solution

The fourth proportional to 2,608,889.60, 3,913,917.60 and 1,011,310.40 is: 1,517,191.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,889.60 : 3,913,917.60 = 1,011,310.40 : x
  2. Step 2: Convert to fraction form
    2,608,889.60/3,913,917.60 = 1,011,310.40/x
  3. Step 3: Cross multiply
    2,608,889.60x = 3,913,917.60 × 1,011,310.40
  4. Step 4: Simplify right side
    2,608,889.60x = 3,958,185,573,623.04
  5. Step 5: Solve for x
    x = 3,958,185,573,623.04/2,608,889.60
  6. Step 6: Final answer
    x = 1,517,191.67

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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.