Home / 2,686,009.23-4,026,481.20-1,336,896.45

Finding the Fourth Proportional to 2,686,009.23, 4,026,481.20 and 1,336,896.45

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Solution

The fourth proportional to 2,686,009.23, 4,026,481.20 and 1,336,896.45 is: 2,004,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,009.23 : 4,026,481.20 = 1,336,896.45 : x
  2. Step 2: Convert to fraction form
    2,686,009.23/4,026,481.20 = 1,336,896.45/x
  3. Step 3: Cross multiply
    2,686,009.23x = 4,026,481.20 × 1,336,896.45
  4. Step 4: Simplify right side
    2,686,009.23x = 5,382,988,422,271.74
  5. Step 5: Solve for x
    x = 5,382,988,422,271.74/2,686,009.23
  6. Step 6: Final answer
    x = 2,004,084.11

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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.