Home / 1,670,833.07-2,305,687.86-906,870.23

Finding the Fourth Proportional to 1,670,833.07, 2,305,687.86 and 906,870.23

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Solution

The fourth proportional to 1,670,833.07, 2,305,687.86 and 906,870.23 is: 1,251,447.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,833.07 : 2,305,687.86 = 906,870.23 : x
  2. Step 2: Convert to fraction form
    1,670,833.07/2,305,687.86 = 906,870.23/x
  3. Step 3: Cross multiply
    1,670,833.07x = 2,305,687.86 × 906,870.23
  4. Step 4: Simplify right side
    1,670,833.07x = 2,090,959,679,906.41
  5. Step 5: Solve for x
    x = 2,090,959,679,906.41/1,670,833.07
  6. Step 6: Final answer
    x = 1,251,447.39

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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.