Finding the Fourth Proportional to 1,045,660.49, 1,442,197.93 and 756,357.29
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Solution
The fourth proportional to 1,045,660.49, 1,442,197.93 and 756,357.29 is: 1,043,184.60
Step by Step Solution
- Step 1: Write the proportion equation
1,045,660.49 : 1,442,197.93 = 756,357.29 : x - Step 2: Convert to fraction form
1,045,660.49/1,442,197.93 = 756,357.29/x - Step 3: Cross multiply
1,045,660.49x = 1,442,197.93 × 756,357.29 - Step 4: Simplify right side
1,045,660.49x = 1,090,816,914,196.62 - Step 5: Solve for x
x = 1,090,816,914,196.62/1,045,660.49 - Step 6: Final answer
x = 1,043,184.60
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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.