Home / 1,616,078.43-2,230,205.43-890,952.10

Finding the Fourth Proportional to 1,616,078.43, 2,230,205.43 and 890,952.10

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Solution

The fourth proportional to 1,616,078.43, 2,230,205.43 and 890,952.10 is: 1,229,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,078.43 : 2,230,205.43 = 890,952.10 : x
  2. Step 2: Convert to fraction form
    1,616,078.43/2,230,205.43 = 890,952.10/x
  3. Step 3: Cross multiply
    1,616,078.43x = 2,230,205.43 × 890,952.10
  4. Step 4: Simplify right side
    1,616,078.43x = 1,987,006,206,835.14
  5. Step 5: Solve for x
    x = 1,987,006,206,835.14/1,616,078.43
  6. Step 6: Final answer
    x = 1,229,523.38

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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.