Finding the Fourth Proportional to 1,950,687.18, 2,691,952.25 and 1,091,261.79
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Solution
The fourth proportional to 1,950,687.18, 2,691,952.25 and 1,091,261.79 is: 1,505,943.47
Step by Step Solution
- Step 1: Write the proportion equation
1,950,687.18 : 2,691,952.25 = 1,091,261.79 : x - Step 2: Convert to fraction form
1,950,687.18/2,691,952.25 = 1,091,261.79/x - Step 3: Cross multiply
1,950,687.18x = 2,691,952.25 × 1,091,261.79 - Step 4: Simplify right side
1,950,687.18x = 2,937,624,625,473.22 - Step 5: Solve for x
x = 2,937,624,625,473.22/1,950,687.18 - Step 6: Final answer
x = 1,505,943.47
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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.