Home / 3,870,976.26-5,341,361.16-2,216,866.14

Finding the Fourth Proportional to 3,870,976.26, 5,341,361.16 and 2,216,866.14

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Solution

The fourth proportional to 3,870,976.26, 5,341,361.16 and 2,216,866.14 is: 3,058,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,976.26 : 5,341,361.16 = 2,216,866.14 : x
  2. Step 2: Convert to fraction form
    3,870,976.26/5,341,361.16 = 2,216,866.14/x
  3. Step 3: Cross multiply
    3,870,976.26x = 5,341,361.16 × 2,216,866.14
  4. Step 4: Simplify right side
    3,870,976.26x = 11,841,082,697,115.12
  5. Step 5: Solve for x
    x = 11,841,082,697,115.12/3,870,976.26
  6. Step 6: Final answer
    x = 3,058,939.63

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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.