Finding the Fourth Proportional to 4,268,574.82, 5,890,972.60 and 2,720,531.48
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Solution
The fourth proportional to 4,268,574.82, 5,890,972.60 and 2,720,531.48 is: 3,754,549.71
Step by Step Solution
- Step 1: Write the proportion equation
4,268,574.82 : 5,890,972.60 = 2,720,531.48 : x - Step 2: Convert to fraction form
4,268,574.82/5,890,972.60 = 2,720,531.48/x - Step 3: Cross multiply
4,268,574.82x = 5,890,972.60 × 2,720,531.48 - Step 4: Simplify right side
4,268,574.82x = 16,026,576,386,429.62 - Step 5: Solve for x
x = 16,026,576,386,429.62/4,268,574.82 - Step 6: Final answer
x = 3,754,549.71
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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.