Home / 4,722,838.20-6,517,329.12-2,789,719.74

Finding the Fourth Proportional to 4,722,838.20, 6,517,329.12 and 2,789,719.74

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Solution

The fourth proportional to 4,722,838.20, 6,517,329.12 and 2,789,719.74 is: 3,849,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722,838.20 : 6,517,329.12 = 2,789,719.74 : x
  2. Step 2: Convert to fraction form
    4,722,838.20/6,517,329.12 = 2,789,719.74/x
  3. Step 3: Cross multiply
    4,722,838.20x = 6,517,329.12 × 2,789,719.74
  4. Step 4: Simplify right side
    4,722,838.20x = 18,181,521,698,140.83
  5. Step 5: Solve for x
    x = 18,181,521,698,140.83/4,722,838.20
  6. Step 6: Final answer
    x = 3,849,702.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.