Home / 3,518,422.65-4,855,880.61-1,970,273.79

Finding the Fourth Proportional to 3,518,422.65, 4,855,880.61 and 1,970,273.79

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Solution

The fourth proportional to 3,518,422.65, 4,855,880.61 and 1,970,273.79 is: 2,719,233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,422.65 : 4,855,880.61 = 1,970,273.79 : x
  2. Step 2: Convert to fraction form
    3,518,422.65/4,855,880.61 = 1,970,273.79/x
  3. Step 3: Cross multiply
    3,518,422.65x = 4,855,880.61 × 1,970,273.79
  4. Step 4: Simplify right side
    3,518,422.65x = 9,567,414,293,252.21
  5. Step 5: Solve for x
    x = 9,567,414,293,252.21/3,518,422.65
  6. Step 6: Final answer
    x = 2,719,233.94

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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.