Finding the Fourth Proportional to 1,616,092.62, 2,230,409.70 and 927,979.80
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Solution
The fourth proportional to 1,616,092.62, 2,230,409.70 and 927,979.80 is: 1,280,728.05
Step by Step Solution
- Step 1: Write the proportion equation
1,616,092.62 : 2,230,409.70 = 927,979.80 : x - Step 2: Convert to fraction form
1,616,092.62/2,230,409.70 = 927,979.80/x - Step 3: Cross multiply
1,616,092.62x = 2,230,409.70 × 927,979.80 - Step 4: Simplify right side
1,616,092.62x = 2,069,775,147,324.06 - Step 5: Solve for x
x = 2,069,775,147,324.06/1,616,092.62 - Step 6: Final answer
x = 1,280,728.05
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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.