Home / 3,678,661.92-5,076,995.28-2,228,314.80

Finding the Fourth Proportional to 3,678,661.92, 5,076,995.28 and 2,228,314.80

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Solution

The fourth proportional to 3,678,661.92, 5,076,995.28 and 2,228,314.80 is: 3,075,342.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,661.92 : 5,076,995.28 = 2,228,314.80 : x
  2. Step 2: Convert to fraction form
    3,678,661.92/5,076,995.28 = 2,228,314.80/x
  3. Step 3: Cross multiply
    3,678,661.92x = 5,076,995.28 × 2,228,314.80
  4. Step 4: Simplify right side
    3,678,661.92x = 11,313,143,721,954.14
  5. Step 5: Solve for x
    x = 11,313,143,721,954.14/3,678,661.92
  6. Step 6: Final answer
    x = 3,075,342.06

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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.