Finding the Fourth Proportional to 2,161,549.09, 3,242,891.49 and 776,822.81
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Solution
The fourth proportional to 2,161,549.09, 3,242,891.49 and 776,822.81 is: 1,165,438.30
Step by Step Solution
- Step 1: Write the proportion equation
2,161,549.09 : 3,242,891.49 = 776,822.81 : x - Step 2: Convert to fraction form
2,161,549.09/3,242,891.49 = 776,822.81/x - Step 3: Cross multiply
2,161,549.09x = 3,242,891.49 × 776,822.81 - Step 4: Simplify right side
2,161,549.09x = 2,519,152,094,944.21 - Step 5: Solve for x
x = 2,519,152,094,944.21/2,161,549.09 - Step 6: Final answer
x = 1,165,438.30
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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.