Finding the Fourth Proportional to 1,350,962.13, 1,864,022.49 and 806,991.42
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Solution
The fourth proportional to 1,350,962.13, 1,864,022.49 and 806,991.42 is: 1,113,465.82
Step by Step Solution
- Step 1: Write the proportion equation
1,350,962.13 : 1,864,022.49 = 806,991.42 : x - Step 2: Convert to fraction form
1,350,962.13/1,864,022.49 = 806,991.42/x - Step 3: Cross multiply
1,350,962.13x = 1,864,022.49 × 806,991.42 - Step 4: Simplify right side
1,350,962.13x = 1,504,250,156,117.04 - Step 5: Solve for x
x = 1,504,250,156,117.04/1,350,962.13 - Step 6: Final answer
x = 1,113,465.82
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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.