Home / 1,902,976.11-2,623,566.13-1,511,806.70

Finding the Fourth Proportional to 1,902,976.11, 2,623,566.13 and 1,511,806.70

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Solution

The fourth proportional to 1,902,976.11, 2,623,566.13 and 1,511,806.70 is: 2,084,274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,976.11 : 2,623,566.13 = 1,511,806.70 : x
  2. Step 2: Convert to fraction form
    1,902,976.11/2,623,566.13 = 1,511,806.70/x
  3. Step 3: Cross multiply
    1,902,976.11x = 2,623,566.13 × 1,511,806.70
  4. Step 4: Simplify right side
    1,902,976.11x = 3,966,324,856,006.47
  5. Step 5: Solve for x
    x = 3,966,324,856,006.47/1,902,976.11
  6. Step 6: Final answer
    x = 2,084,274.64

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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.