Home / 1,616,101.04-2,230,234.92-890,975.28

Finding the Fourth Proportional to 1,616,101.04, 2,230,234.92 and 890,975.28

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Solution

The fourth proportional to 1,616,101.04, 2,230,234.92 and 890,975.28 is: 1,229,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,101.04 : 2,230,234.92 = 890,975.28 : x
  2. Step 2: Convert to fraction form
    1,616,101.04/2,230,234.92 = 890,975.28/x
  3. Step 3: Cross multiply
    1,616,101.04x = 2,230,234.92 × 890,975.28
  4. Step 4: Simplify right side
    1,616,101.04x = 1,987,084,182,312.78
  5. Step 5: Solve for x
    x = 1,987,084,182,312.78/1,616,101.04
  6. Step 6: Final answer
    x = 1,229,554.42

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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.