Finding the Fourth Proportional to 1,264,446.76, 1,745,095.93 and 829,230.11
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Solution
The fourth proportional to 1,264,446.76, 1,745,095.93 and 829,230.11 is: 1,144,442.09
Step by Step Solution
- Step 1: Write the proportion equation
1,264,446.76 : 1,745,095.93 = 829,230.11 : x - Step 2: Convert to fraction form
1,264,446.76/1,745,095.93 = 829,230.11/x - Step 3: Cross multiply
1,264,446.76x = 1,745,095.93 × 829,230.11 - Step 4: Simplify right side
1,264,446.76x = 1,447,086,089,994.45 - Step 5: Solve for x
x = 1,447,086,089,994.45/1,264,446.76 - Step 6: Final answer
x = 1,144,442.09
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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.