Home / 2,078,392.62-2,867,125.23-1,262,379.18

Finding the Fourth Proportional to 2,078,392.62, 2,867,125.23 and 1,262,379.18

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Solution

The fourth proportional to 2,078,392.62, 2,867,125.23 and 1,262,379.18 is: 1,741,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,392.62 : 2,867,125.23 = 1,262,379.18 : x
  2. Step 2: Convert to fraction form
    2,078,392.62/2,867,125.23 = 1,262,379.18/x
  3. Step 3: Cross multiply
    2,078,392.62x = 2,867,125.23 × 1,262,379.18
  4. Step 4: Simplify right side
    2,078,392.62x = 3,619,399,196,804.71
  5. Step 5: Solve for x
    x = 3,619,399,196,804.71/2,078,392.62
  6. Step 6: Final answer
    x = 1,741,441.52

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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.