Home / 1,670,610.67-2,305,442.72-906,664.23

Finding the Fourth Proportional to 1,670,610.67, 2,305,442.72 and 906,664.23

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Solution

The fourth proportional to 1,670,610.67, 2,305,442.72 and 906,664.23 is: 1,251,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,610.67 : 2,305,442.72 = 906,664.23 : x
  2. Step 2: Convert to fraction form
    1,670,610.67/2,305,442.72 = 906,664.23/x
  3. Step 3: Cross multiply
    1,670,610.67x = 2,305,442.72 × 906,664.23
  4. Step 4: Simplify right side
    1,670,610.67x = 2,090,262,448,537.91
  5. Step 5: Solve for x
    x = 2,090,262,448,537.91/1,670,610.67
  6. Step 6: Final answer
    x = 1,251,196.63

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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.