Home / 1,206,843.51-1,665,259.10-697,447.59

Finding the Fourth Proportional to 1,206,843.51, 1,665,259.10 and 697,447.59

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Solution

The fourth proportional to 1,206,843.51, 1,665,259.10 and 697,447.59 is: 962,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,843.51 : 1,665,259.10 = 697,447.59 : x
  2. Step 2: Convert to fraction form
    1,206,843.51/1,665,259.10 = 697,447.59/x
  3. Step 3: Cross multiply
    1,206,843.51x = 1,665,259.10 × 697,447.59
  4. Step 4: Simplify right side
    1,206,843.51x = 1,161,430,942,533.33
  5. Step 5: Solve for x
    x = 1,161,430,942,533.33/1,206,843.51
  6. Step 6: Final answer
    x = 962,370.79

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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.