Home / 2,080,172.90-3,117,926.55-1,068,904.10

Finding the Fourth Proportional to 2,080,172.90, 3,117,926.55 and 1,068,904.10

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Solution

The fourth proportional to 2,080,172.90, 3,117,926.55 and 1,068,904.10 is: 1,602,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,172.90 : 3,117,926.55 = 1,068,904.10 : x
  2. Step 2: Convert to fraction form
    2,080,172.90/3,117,926.55 = 1,068,904.10/x
  3. Step 3: Cross multiply
    2,080,172.90x = 3,117,926.55 × 1,068,904.10
  4. Step 4: Simplify right side
    2,080,172.90x = 3,332,764,472,793.86
  5. Step 5: Solve for x
    x = 3,332,764,472,793.86/2,080,172.90
  6. Step 6: Final answer
    x = 1,602,157.43

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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.