Finding the Fourth Proportional to 1,418,396.02, 1,957,377.16 and 806,548.79
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Solution
The fourth proportional to 1,418,396.02, 1,957,377.16 and 806,548.79 is: 1,113,032.01
Step by Step Solution
- Step 1: Write the proportion equation
1,418,396.02 : 1,957,377.16 = 806,548.79 : x - Step 2: Convert to fraction form
1,418,396.02/1,957,377.16 = 806,548.79/x - Step 3: Cross multiply
1,418,396.02x = 1,957,377.16 × 806,548.79 - Step 4: Simplify right side
1,418,396.02x = 1,578,720,179,971.64 - Step 5: Solve for x
x = 1,578,720,179,971.64/1,418,396.02 - Step 6: Final answer
x = 1,113,032.01
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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.