Home / 2,656,897.92-3,666,600-1,511,143.20

Finding the Fourth Proportional to 2,656,897.92, 3,666,600 and 1,511,143.20

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Solution

The fourth proportional to 2,656,897.92, 3,666,600 and 1,511,143.20 is: 2,085,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,897.92 : 3,666,600 = 1,511,143.20 : x
  2. Step 2: Convert to fraction form
    2,656,897.92/3,666,600 = 1,511,143.20/x
  3. Step 3: Cross multiply
    2,656,897.92x = 3,666,600 × 1,511,143.20
  4. Step 4: Simplify right side
    2,656,897.92x = 5,540,757,657,120
  5. Step 5: Solve for x
    x = 5,540,757,657,120/2,656,897.92
  6. Step 6: Final answer
    x = 2,085,423.61

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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.