Home / 1,551,185.80-2,326,997.40-486,116.80

Finding the Fourth Proportional to 1,551,185.80, 2,326,997.40 and 486,116.80

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Solution

The fourth proportional to 1,551,185.80, 2,326,997.40 and 486,116.80 is: 729,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,185.80 : 2,326,997.40 = 486,116.80 : x
  2. Step 2: Convert to fraction form
    1,551,185.80/2,326,997.40 = 486,116.80/x
  3. Step 3: Cross multiply
    1,551,185.80x = 2,326,997.40 × 486,116.80
  4. Step 4: Simplify right side
    1,551,185.80x = 1,131,192,529,696.32
  5. Step 5: Solve for x
    x = 1,131,192,529,696.32/1,551,185.80
  6. Step 6: Final answer
    x = 729,243.74

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Double scale
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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.