Finding the Fourth Proportional to 1,699,442.64, 2,345,205.96 and 935,476.56
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Solution
The fourth proportional to 1,699,442.64, 2,345,205.96 and 935,476.56 is: 1,290,943.96
Step by Step Solution
- Step 1: Write the proportion equation
1,699,442.64 : 2,345,205.96 = 935,476.56 : x - Step 2: Convert to fraction form
1,699,442.64/2,345,205.96 = 935,476.56/x - Step 3: Cross multiply
1,699,442.64x = 2,345,205.96 × 935,476.56 - Step 4: Simplify right side
1,699,442.64x = 2,193,885,203,952.30 - Step 5: Solve for x
x = 2,193,885,203,952.30/1,699,442.64 - Step 6: Final answer
x = 1,290,943.96
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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.