Finding the Fourth Proportional to 1,092,549.06, 1,638,804.15 and 418,447.62
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Solution
The fourth proportional to 1,092,549.06, 1,638,804.15 and 418,447.62 is: 627,663.98
Step by Step Solution
- Step 1: Write the proportion equation
1,092,549.06 : 1,638,804.15 = 418,447.62 : x - Step 2: Convert to fraction form
1,092,549.06/1,638,804.15 = 418,447.62/x - Step 3: Cross multiply
1,092,549.06x = 1,638,804.15 × 418,447.62 - Step 4: Simplify right side
1,092,549.06x = 685,753,696,213.62 - Step 5: Solve for x
x = 685,753,696,213.62/1,092,549.06 - Step 6: Final answer
x = 627,663.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.