Home / 2,080,800.20-3,117,701.10-1,370,462.60

Finding the Fourth Proportional to 2,080,800.20, 3,117,701.10 and 1,370,462.60

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Solution

The fourth proportional to 2,080,800.20, 3,117,701.10 and 1,370,462.60 is: 2,053,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,800.20 : 3,117,701.10 = 1,370,462.60 : x
  2. Step 2: Convert to fraction form
    2,080,800.20/3,117,701.10 = 1,370,462.60/x
  3. Step 3: Cross multiply
    2,080,800.20x = 3,117,701.10 × 1,370,462.60
  4. Step 4: Simplify right side
    2,080,800.20x = 4,272,692,755,528.86
  5. Step 5: Solve for x
    x = 4,272,692,755,528.86/2,080,800.20
  6. Step 6: Final answer
    x = 2,053,389.25

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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.