Finding the Fourth Proportional to 1,752,346.62, 2,418,269.85 and 1,027,717.11
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Solution
The fourth proportional to 1,752,346.62, 2,418,269.85 and 1,027,717.11 is: 1,418,268.09
Step by Step Solution
- Step 1: Write the proportion equation
1,752,346.62 : 2,418,269.85 = 1,027,717.11 : x - Step 2: Convert to fraction form
1,752,346.62/2,418,269.85 = 1,027,717.11/x - Step 3: Cross multiply
1,752,346.62x = 2,418,269.85 × 1,027,717.11 - Step 4: Simplify right side
1,752,346.62x = 2,485,297,301,442.13 - Step 5: Solve for x
x = 2,485,297,301,442.13/1,752,346.62 - Step 6: Final answer
x = 1,418,268.09
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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.