Finding the Fourth Proportional to 1,127,476.79, 1,691,035.14 and 328,571.48
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Solution
The fourth proportional to 1,127,476.79, 1,691,035.14 and 328,571.48 is: 492,804.75
Step by Step Solution
- Step 1: Write the proportion equation
1,127,476.79 : 1,691,035.14 = 328,571.48 : x - Step 2: Convert to fraction form
1,127,476.79/1,691,035.14 = 328,571.48/x - Step 3: Cross multiply
1,127,476.79x = 1,691,035.14 × 328,571.48 - Step 4: Simplify right side
1,127,476.79x = 555,625,910,226.63 - Step 5: Solve for x
x = 555,625,910,226.63/1,127,476.79 - Step 6: Final answer
x = 492,804.75
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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.