Home / 2,855,564.62-4,280,616.42-1,057,965.64

Finding the Fourth Proportional to 2,855,564.62, 4,280,616.42 and 1,057,965.64

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Solution

The fourth proportional to 2,855,564.62, 4,280,616.42 and 1,057,965.64 is: 1,585,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,564.62 : 4,280,616.42 = 1,057,965.64 : x
  2. Step 2: Convert to fraction form
    2,855,564.62/4,280,616.42 = 1,057,965.64/x
  3. Step 3: Cross multiply
    2,855,564.62x = 4,280,616.42 × 1,057,965.64
  4. Step 4: Simplify right side
    2,855,564.62x = 4,528,745,090,379.81
  5. Step 5: Solve for x
    x = 4,528,745,090,379.81/2,855,564.62
  6. Step 6: Final answer
    x = 1,585,936.83

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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.