Home / 2,057,288.49-3,086,080.54-709,431.64

Finding the Fourth Proportional to 2,057,288.49, 3,086,080.54 and 709,431.64

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Solution

The fourth proportional to 2,057,288.49, 3,086,080.54 and 709,431.64 is: 1,064,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,288.49 : 3,086,080.54 = 709,431.64 : x
  2. Step 2: Convert to fraction form
    2,057,288.49/3,086,080.54 = 709,431.64/x
  3. Step 3: Cross multiply
    2,057,288.49x = 3,086,080.54 × 709,431.64
  4. Step 4: Simplify right side
    2,057,288.49x = 2,189,363,169,175.51
  5. Step 5: Solve for x
    x = 2,189,363,169,175.51/2,057,288.49
  6. Step 6: Final answer
    x = 1,064,198.42

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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.