Home / 2,080,202.40-3,117,970.80-1,068,933.60

Finding the Fourth Proportional to 2,080,202.40, 3,117,970.80 and 1,068,933.60

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Solution

The fourth proportional to 2,080,202.40, 3,117,970.80 and 1,068,933.60 is: 1,602,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,202.40 : 3,117,970.80 = 1,068,933.60 : x
  2. Step 2: Convert to fraction form
    2,080,202.40/3,117,970.80 = 1,068,933.60/x
  3. Step 3: Cross multiply
    2,080,202.40x = 3,117,970.80 × 1,068,933.60
  4. Step 4: Simplify right side
    2,080,202.40x = 3,332,903,751,938.88
  5. Step 5: Solve for x
    x = 3,332,903,751,938.88/2,080,202.40
  6. Step 6: Final answer
    x = 1,602,201.67

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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.