Finding the Fourth Proportional to 1,694,644.12, 2,542,316.10 and 496,605.52
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Solution
The fourth proportional to 1,694,644.12, 2,542,316.10 and 496,605.52 is: 745,010.82
Step by Step Solution
- Step 1: Write the proportion equation
1,694,644.12 : 2,542,316.10 = 496,605.52 : x - Step 2: Convert to fraction form
1,694,644.12/2,542,316.10 = 496,605.52/x - Step 3: Cross multiply
1,694,644.12x = 2,542,316.10 × 496,605.52 - Step 4: Simplify right side
1,694,644.12x = 1,262,528,208,844.87 - Step 5: Solve for x
x = 1,262,528,208,844.87/1,694,644.12 - Step 6: Final answer
x = 745,010.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.