Home / 1,605,456.25-2,403,460.44-1,071,653.29

Finding the Fourth Proportional to 1,605,456.25, 2,403,460.44 and 1,071,653.29

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Solution

The fourth proportional to 1,605,456.25, 2,403,460.44 and 1,071,653.29 is: 1,604,326.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,456.25 : 2,403,460.44 = 1,071,653.29 : x
  2. Step 2: Convert to fraction form
    1,605,456.25/2,403,460.44 = 1,071,653.29/x
  3. Step 3: Cross multiply
    1,605,456.25x = 2,403,460.44 × 1,071,653.29
  4. Step 4: Simplify right side
    1,605,456.25x = 2,575,676,287,910.85
  5. Step 5: Solve for x
    x = 2,575,676,287,910.85/1,605,456.25
  6. Step 6: Final answer
    x = 1,604,326.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.