Home / 1,511,507.52-2,085,974.64-832,443.84

Finding the Fourth Proportional to 1,511,507.52, 2,085,974.64 and 832,443.84

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Solution

The fourth proportional to 1,511,507.52, 2,085,974.64 and 832,443.84 is: 1,148,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,507.52 : 2,085,974.64 = 832,443.84 : x
  2. Step 2: Convert to fraction form
    1,511,507.52/2,085,974.64 = 832,443.84/x
  3. Step 3: Cross multiply
    1,511,507.52x = 2,085,974.64 × 832,443.84
  4. Step 4: Simplify right side
    1,511,507.52x = 1,736,456,739,464.22
  5. Step 5: Solve for x
    x = 1,736,456,739,464.22/1,511,507.52
  6. Step 6: Final answer
    x = 1,148,824.41

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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.