Finding the Fourth Proportional to 1,119,075.96, 1,544,276.56 and 635,639.62
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Solution
The fourth proportional to 1,119,075.96, 1,544,276.56 and 635,639.62 is: 877,155.26
Step by Step Solution
- Step 1: Write the proportion equation
1,119,075.96 : 1,544,276.56 = 635,639.62 : x - Step 2: Convert to fraction form
1,119,075.96/1,544,276.56 = 635,639.62/x - Step 3: Cross multiply
1,119,075.96x = 1,544,276.56 × 635,639.62 - Step 4: Simplify right side
1,119,075.96x = 981,603,365,773.31 - Step 5: Solve for x
x = 981,603,365,773.31/1,119,075.96 - Step 6: Final answer
x = 877,155.26
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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.