Finding the Fourth Proportional to 1,186,048.26, 1,779,075.99 and 287,486.46
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Solution
The fourth proportional to 1,186,048.26, 1,779,075.99 and 287,486.46 is: 431,230.56
Step by Step Solution
- Step 1: Write the proportion equation
1,186,048.26 : 1,779,075.99 = 287,486.46 : x - Step 2: Convert to fraction form
1,186,048.26/1,779,075.99 = 287,486.46/x - Step 3: Cross multiply
1,186,048.26x = 1,779,075.99 × 287,486.46 - Step 4: Simplify right side
1,186,048.26x = 511,460,258,436.10 - Step 5: Solve for x
x = 511,460,258,436.10/1,186,048.26 - Step 6: Final answer
x = 431,230.56
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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.