Home / 2,297,843.04-3,447,138.78-678,776.16

Finding the Fourth Proportional to 2,297,843.04, 3,447,138.78 and 678,776.16

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Solution

The fourth proportional to 2,297,843.04, 3,447,138.78 and 678,776.16 is: 1,018,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297,843.04 : 3,447,138.78 = 678,776.16 : x
  2. Step 2: Convert to fraction form
    2,297,843.04/3,447,138.78 = 678,776.16/x
  3. Step 3: Cross multiply
    2,297,843.04x = 3,447,138.78 × 678,776.16
  4. Step 4: Simplify right side
    2,297,843.04x = 2,339,835,624,075.49
  5. Step 5: Solve for x
    x = 2,339,835,624,075.49/2,297,843.04
  6. Step 6: Final answer
    x = 1,018,274.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.