Home / 1,261,344.15-1,890,891.27-462,439.53

Finding the Fourth Proportional to 1,261,344.15, 1,890,891.27 and 462,439.53

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Solution

The fourth proportional to 1,261,344.15, 1,890,891.27 and 462,439.53 is: 693,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,344.15 : 1,890,891.27 = 462,439.53 : x
  2. Step 2: Convert to fraction form
    1,261,344.15/1,890,891.27 = 462,439.53/x
  3. Step 3: Cross multiply
    1,261,344.15x = 1,890,891.27 × 462,439.53
  4. Step 4: Simplify right side
    1,261,344.15x = 874,422,870,179.90
  5. Step 5: Solve for x
    x = 874,422,870,179.90/1,261,344.15
  6. Step 6: Final answer
    x = 693,246.86

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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.