Home / 1,137,809.07-1,706,779.14-427,843.26

Finding the Fourth Proportional to 1,137,809.07, 1,706,779.14 and 427,843.26

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Solution

The fourth proportional to 1,137,809.07, 1,706,779.14 and 427,843.26 is: 641,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,809.07 : 1,706,779.14 = 427,843.26 : x
  2. Step 2: Convert to fraction form
    1,137,809.07/1,706,779.14 = 427,843.26/x
  3. Step 3: Cross multiply
    1,137,809.07x = 1,706,779.14 × 427,843.26
  4. Step 4: Simplify right side
    1,137,809.07x = 730,233,951,357.60
  5. Step 5: Solve for x
    x = 730,233,951,357.60/1,137,809.07
  6. Step 6: Final answer
    x = 641,789.53

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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.