Home / 1,616,084.19-2,230,213.36-890,957.86

Finding the Fourth Proportional to 1,616,084.19, 2,230,213.36 and 890,957.86

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Solution

The fourth proportional to 1,616,084.19, 2,230,213.36 and 890,957.86 is: 1,229,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,084.19 : 2,230,213.36 = 890,957.86 : x
  2. Step 2: Convert to fraction form
    1,616,084.19/2,230,213.36 = 890,957.86/x
  3. Step 3: Cross multiply
    1,616,084.19x = 2,230,213.36 × 890,957.86
  4. Step 4: Simplify right side
    1,616,084.19x = 1,987,026,122,569.01
  5. Step 5: Solve for x
    x = 1,987,026,122,569.01/1,616,084.19
  6. Step 6: Final answer
    x = 1,229,531.32

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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.