Home / 1,686,083.13-2,326,813.07-922,120.29

Finding the Fourth Proportional to 1,686,083.13, 2,326,813.07 and 922,120.29

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Solution

The fourth proportional to 1,686,083.13, 2,326,813.07 and 922,120.29 is: 1,272,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,083.13 : 2,326,813.07 = 922,120.29 : x
  2. Step 2: Convert to fraction form
    1,686,083.13/2,326,813.07 = 922,120.29/x
  3. Step 3: Cross multiply
    1,686,083.13x = 2,326,813.07 × 922,120.29
  4. Step 4: Simplify right side
    1,686,083.13x = 2,145,601,538,273.59
  5. Step 5: Solve for x
    x = 2,145,601,538,273.59/1,686,083.13
  6. Step 6: Final answer
    x = 1,272,536.03

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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.