Home / 3,081,018.47-4,250,372.67-1,993,641.03

Finding the Fourth Proportional to 3,081,018.47, 4,250,372.67 and 1,993,641.03

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Solution

The fourth proportional to 3,081,018.47, 4,250,372.67 and 1,993,641.03 is: 2,750,297.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,018.47 : 4,250,372.67 = 1,993,641.03 : x
  2. Step 2: Convert to fraction form
    3,081,018.47/4,250,372.67 = 1,993,641.03/x
  3. Step 3: Cross multiply
    3,081,018.47x = 4,250,372.67 × 1,993,641.03
  4. Step 4: Simplify right side
    3,081,018.47x = 8,473,717,347,702.65
  5. Step 5: Solve for x
    x = 8,473,717,347,702.65/3,081,018.47
  6. Step 6: Final answer
    x = 2,750,297.49

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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.