Home / 2,080,199.40-3,117,966.30-1,068,930.60

Finding the Fourth Proportional to 2,080,199.40, 3,117,966.30 and 1,068,930.60

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Solution

The fourth proportional to 2,080,199.40, 3,117,966.30 and 1,068,930.60 is: 1,602,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,199.40 : 3,117,966.30 = 1,068,930.60 : x
  2. Step 2: Convert to fraction form
    2,080,199.40/3,117,966.30 = 1,068,930.60/x
  3. Step 3: Cross multiply
    2,080,199.40x = 3,117,966.30 × 1,068,930.60
  4. Step 4: Simplify right side
    2,080,199.40x = 3,332,889,587,838.78
  5. Step 5: Solve for x
    x = 3,332,889,587,838.78/2,080,199.40
  6. Step 6: Final answer
    x = 1,602,197.17

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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.