Home / 2,051,405.40-3,077,676.90-853,891.80

Finding the Fourth Proportional to 2,051,405.40, 3,077,676.90 and 853,891.80

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Solution

The fourth proportional to 2,051,405.40, 3,077,676.90 and 853,891.80 is: 1,281,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,405.40 : 3,077,676.90 = 853,891.80 : x
  2. Step 2: Convert to fraction form
    2,051,405.40/3,077,676.90 = 853,891.80/x
  3. Step 3: Cross multiply
    2,051,405.40x = 3,077,676.90 × 853,891.80
  4. Step 4: Simplify right side
    2,051,405.40x = 2,628,003,067,959.42
  5. Step 5: Solve for x
    x = 2,628,003,067,959.42/2,051,405.40
  6. Step 6: Final answer
    x = 1,281,074.46

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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.