Finding the Fourth Proportional to 3,816,005.60, 5,722,258.80 and 1,684,992.80
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Solution
The fourth proportional to 3,816,005.60, 5,722,258.80 and 1,684,992.80 is: 2,526,716.65
Step by Step Solution
- Step 1: Write the proportion equation
3,816,005.60 : 5,722,258.80 = 1,684,992.80 : x - Step 2: Convert to fraction form
3,816,005.60/5,722,258.80 = 1,684,992.80/x - Step 3: Cross multiply
3,816,005.60x = 5,722,258.80 × 1,684,992.80 - Step 4: Simplify right side
3,816,005.60x = 9,641,964,877,736.64 - Step 5: Solve for x
x = 9,641,964,877,736.64/3,816,005.60 - Step 6: Final answer
x = 2,526,716.65
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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.