Home / 1,917,059.05-2,646,422.06-1,654,369.36

Finding the Fourth Proportional to 1,917,059.05, 2,646,422.06 and 1,654,369.36

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Solution

The fourth proportional to 1,917,059.05, 2,646,422.06 and 1,654,369.36 is: 2,283,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,059.05 : 2,646,422.06 = 1,654,369.36 : x
  2. Step 2: Convert to fraction form
    1,917,059.05/2,646,422.06 = 1,654,369.36/x
  3. Step 3: Cross multiply
    1,917,059.05x = 2,646,422.06 × 1,654,369.36
  4. Step 4: Simplify right side
    1,917,059.05x = 4,378,159,585,975.58
  5. Step 5: Solve for x
    x = 4,378,159,585,975.58/1,917,059.05
  6. Step 6: Final answer
    x = 2,283,789.64

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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.