Home / 2,811,891.20-4,216,963.74-1,014,540.50

Finding the Fourth Proportional to 2,811,891.20, 4,216,963.74 and 1,014,540.50

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Solution

The fourth proportional to 2,811,891.20, 4,216,963.74 and 1,014,540.50 is: 1,521,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,891.20 : 4,216,963.74 = 1,014,540.50 : x
  2. Step 2: Convert to fraction form
    2,811,891.20/4,216,963.74 = 1,014,540.50/x
  3. Step 3: Cross multiply
    2,811,891.20x = 4,216,963.74 × 1,014,540.50
  4. Step 4: Simplify right side
    2,811,891.20x = 4,278,280,501,261.47
  5. Step 5: Solve for x
    x = 4,278,280,501,261.47/2,811,891.20
  6. Step 6: Final answer
    x = 1,521,495.75

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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.