Home / 1,070,404.22-1,475,728.81-850,371.56

Finding the Fourth Proportional to 1,070,404.22, 1,475,728.81 and 850,371.56

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Solution

The fourth proportional to 1,070,404.22, 1,475,728.81 and 850,371.56 is: 1,172,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,404.22 : 1,475,728.81 = 850,371.56 : x
  2. Step 2: Convert to fraction form
    1,070,404.22/1,475,728.81 = 850,371.56/x
  3. Step 3: Cross multiply
    1,070,404.22x = 1,475,728.81 × 850,371.56
  4. Step 4: Simplify right side
    1,070,404.22x = 1,254,917,810,296.64
  5. Step 5: Solve for x
    x = 1,254,917,810,296.64/1,070,404.22
  6. Step 6: Final answer
    x = 1,172,377.49

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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.