Home / 3,379,393-4,662,414.18-1,928,045.80

Finding the Fourth Proportional to 3,379,393, 4,662,414.18 and 1,928,045.80

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Solution

The fourth proportional to 3,379,393, 4,662,414.18 and 1,928,045.80 is: 2,660,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,393 : 4,662,414.18 = 1,928,045.80 : x
  2. Step 2: Convert to fraction form
    3,379,393/4,662,414.18 = 1,928,045.80/x
  3. Step 3: Cross multiply
    3,379,393x = 4,662,414.18 × 1,928,045.80
  4. Step 4: Simplify right side
    3,379,393x = 8,989,348,077,609.44
  5. Step 5: Solve for x
    x = 8,989,348,077,609.44/3,379,393
  6. Step 6: Final answer
    x = 2,660,048.14

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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.