Finding the Fourth Proportional to 1,351,033.31, 1,864,241.82 and 807,053.62
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Solution
The fourth proportional to 1,351,033.31, 1,864,241.82 and 807,053.62 is: 1,113,623.99
Step by Step Solution
- Step 1: Write the proportion equation
1,351,033.31 : 1,864,241.82 = 807,053.62 : x - Step 2: Convert to fraction form
1,351,033.31/1,864,241.82 = 807,053.62/x - Step 3: Cross multiply
1,351,033.31x = 1,864,241.82 × 807,053.62 - Step 4: Simplify right side
1,351,033.31x = 1,504,543,104,725.78 - Step 5: Solve for x
x = 1,504,543,104,725.78/1,351,033.31 - Step 6: Final answer
x = 1,113,623.99
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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.