Home / 2,080,210.40-3,117,982.80-1,068,941.60

Finding the Fourth Proportional to 2,080,210.40, 3,117,982.80 and 1,068,941.60

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Solution

The fourth proportional to 2,080,210.40, 3,117,982.80 and 1,068,941.60 is: 1,602,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,210.40 : 3,117,982.80 = 1,068,941.60 : x
  2. Step 2: Convert to fraction form
    2,080,210.40/3,117,982.80 = 1,068,941.60/x
  3. Step 3: Cross multiply
    2,080,210.40x = 3,117,982.80 × 1,068,941.60
  4. Step 4: Simplify right side
    2,080,210.40x = 3,332,941,523,004.48
  5. Step 5: Solve for x
    x = 3,332,941,523,004.48/2,080,210.40
  6. Step 6: Final answer
    x = 1,602,213.66

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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.