Home / 2,080,205.40-3,117,975.30-1,068,936.60

Finding the Fourth Proportional to 2,080,205.40, 3,117,975.30 and 1,068,936.60

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Solution

The fourth proportional to 2,080,205.40, 3,117,975.30 and 1,068,936.60 is: 1,602,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,205.40 : 3,117,975.30 = 1,068,936.60 : x
  2. Step 2: Convert to fraction form
    2,080,205.40/3,117,975.30 = 1,068,936.60/x
  3. Step 3: Cross multiply
    2,080,205.40x = 3,117,975.30 × 1,068,936.60
  4. Step 4: Simplify right side
    2,080,205.40x = 3,332,917,916,065.98
  5. Step 5: Solve for x
    x = 3,332,917,916,065.98/2,080,205.40
  6. Step 6: Final answer
    x = 1,602,206.16

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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.