Finding the Fourth Proportional to 1,197,678.43, 1,796,274.68 and 439,261.68
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Solution
The fourth proportional to 1,197,678.43, 1,796,274.68 and 439,261.68 is: 658,803.42
Step by Step Solution
- Step 1: Write the proportion equation
1,197,678.43 : 1,796,274.68 = 439,261.68 : x - Step 2: Convert to fraction form
1,197,678.43/1,796,274.68 = 439,261.68/x - Step 3: Cross multiply
1,197,678.43x = 1,796,274.68 × 439,261.68 - Step 4: Simplify right side
1,197,678.43x = 789,034,640,688.83 - Step 5: Solve for x
x = 789,034,640,688.83/1,197,678.43 - Step 6: Final answer
x = 658,803.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.