Finding the Fourth Proportional to 1,067,075.12, 1,472,610.84 and 614,511.92
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Solution
The fourth proportional to 1,067,075.12, 1,472,610.84 and 614,511.92 is: 848,053.62
Step by Step Solution
- Step 1: Write the proportion equation
1,067,075.12 : 1,472,610.84 = 614,511.92 : x - Step 2: Convert to fraction form
1,067,075.12/1,472,610.84 = 614,511.92/x - Step 3: Cross multiply
1,067,075.12x = 1,472,610.84 × 614,511.92 - Step 4: Simplify right side
1,067,075.12x = 904,936,914,701.21 - Step 5: Solve for x
x = 904,936,914,701.21/1,067,075.12 - Step 6: Final answer
x = 848,053.62
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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.