Home / 1,296,863.34-1,941,308.77-1,105,544.58

Finding the Fourth Proportional to 1,296,863.34, 1,941,308.77 and 1,105,544.58

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Solution

The fourth proportional to 1,296,863.34, 1,941,308.77 and 1,105,544.58 is: 1,654,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,863.34 : 1,941,308.77 = 1,105,544.58 : x
  2. Step 2: Convert to fraction form
    1,296,863.34/1,941,308.77 = 1,105,544.58/x
  3. Step 3: Cross multiply
    1,296,863.34x = 1,941,308.77 × 1,105,544.58
  4. Step 4: Simplify right side
    1,296,863.34x = 2,146,203,388,779.97
  5. Step 5: Solve for x
    x = 2,146,203,388,779.97/1,296,863.34
  6. Step 6: Final answer
    x = 1,654,918.70

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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.