Home / 2,685,016.61-4,026,909.46-765,891.29

Finding the Fourth Proportional to 2,685,016.61, 4,026,909.46 and 765,891.29

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Solution

The fourth proportional to 2,685,016.61, 4,026,909.46 and 765,891.29 is: 1,148,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,016.61 : 4,026,909.46 = 765,891.29 : x
  2. Step 2: Convert to fraction form
    2,685,016.61/4,026,909.46 = 765,891.29/x
  3. Step 3: Cross multiply
    2,685,016.61x = 4,026,909.46 × 765,891.29
  4. Step 4: Simplify right side
    2,685,016.61x = 3,084,174,881,032.60
  5. Step 5: Solve for x
    x = 3,084,174,881,032.60/2,685,016.61
  6. Step 6: Final answer
    x = 1,148,661.38

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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.