Finding the Fourth Proportional to 3,897,248.61, 5,845,876.16 and 1,057,361.07
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Solution
The fourth proportional to 3,897,248.61, 5,845,876.16 and 1,057,361.07 is: 1,586,042.49
Step by Step Solution
- Step 1: Write the proportion equation
3,897,248.61 : 5,845,876.16 = 1,057,361.07 : x - Step 2: Convert to fraction form
3,897,248.61/5,845,876.16 = 1,057,361.07/x - Step 3: Cross multiply
3,897,248.61x = 5,845,876.16 × 1,057,361.07 - Step 4: Simplify right side
3,897,248.61x = 6,181,201,871,625.09 - Step 5: Solve for x
x = 6,181,201,871,625.09/3,897,248.61 - Step 6: Final answer
x = 1,586,042.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.