Home / 2,540,878.63-3,807,954.28-1,863,789.91

Finding the Fourth Proportional to 2,540,878.63, 3,807,954.28 and 1,863,789.91

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Solution

The fourth proportional to 2,540,878.63, 3,807,954.28 and 1,863,789.91 is: 2,793,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,878.63 : 3,807,954.28 = 1,863,789.91 : x
  2. Step 2: Convert to fraction form
    2,540,878.63/3,807,954.28 = 1,863,789.91/x
  3. Step 3: Cross multiply
    2,540,878.63x = 3,807,954.28 × 1,863,789.91
  4. Step 4: Simplify right side
    2,540,878.63x = 7,097,226,764,805.32
  5. Step 5: Solve for x
    x = 7,097,226,764,805.32/2,540,878.63
  6. Step 6: Final answer
    x = 2,793,217.54

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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.