Home / 3,550,116.40-5,319,755.36-2,107,959.80

Finding the Fourth Proportional to 3,550,116.40, 5,319,755.36 and 2,107,959.80

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Solution

The fourth proportional to 3,550,116.40, 5,319,755.36 and 2,107,959.80 is: 3,158,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,116.40 : 5,319,755.36 = 2,107,959.80 : x
  2. Step 2: Convert to fraction form
    3,550,116.40/5,319,755.36 = 2,107,959.80/x
  3. Step 3: Cross multiply
    3,550,116.40x = 5,319,755.36 × 2,107,959.80
  4. Step 4: Simplify right side
    3,550,116.40x = 11,213,830,444,714.53
  5. Step 5: Solve for x
    x = 11,213,830,444,714.53/3,550,116.40
  6. Step 6: Final answer
    x = 3,158,721.91

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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.