Finding the Fourth Proportional to 1,264,907.98, 1,745,575.30 and 691,948.14
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Solution
The fourth proportional to 1,264,907.98, 1,745,575.30 and 691,948.14 is: 954,889.68
Step by Step Solution
- Step 1: Write the proportion equation
1,264,907.98 : 1,745,575.30 = 691,948.14 : x - Step 2: Convert to fraction form
1,264,907.98/1,745,575.30 = 691,948.14/x - Step 3: Cross multiply
1,264,907.98x = 1,745,575.30 × 691,948.14 - Step 4: Simplify right side
1,264,907.98x = 1,207,847,582,064.94 - Step 5: Solve for x
x = 1,207,847,582,064.94/1,264,907.98 - Step 6: Final answer
x = 954,889.68
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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.