Home / 1,460,843.82-2,015,926.85-816,269.31

Finding the Fourth Proportional to 1,460,843.82, 2,015,926.85 and 816,269.31

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Solution

The fourth proportional to 1,460,843.82, 2,015,926.85 and 816,269.31 is: 1,126,430.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,843.82 : 2,015,926.85 = 816,269.31 : x
  2. Step 2: Convert to fraction form
    1,460,843.82/2,015,926.85 = 816,269.31/x
  3. Step 3: Cross multiply
    1,460,843.82x = 2,015,926.85 × 816,269.31
  4. Step 4: Simplify right side
    1,460,843.82x = 1,645,539,214,778.63
  5. Step 5: Solve for x
    x = 1,645,539,214,778.63/1,460,843.82
  6. Step 6: Final answer
    x = 1,126,430.62

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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.