Finding the Fourth Proportional to 2,409,356.34, 3,324,354.21 and 1,442,119.14
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Solution
The fourth proportional to 2,409,356.34, 3,324,354.21 and 1,442,119.14 is: 1,989,790.70
Step by Step Solution
- Step 1: Write the proportion equation
2,409,356.34 : 3,324,354.21 = 1,442,119.14 : x - Step 2: Convert to fraction form
2,409,356.34/3,324,354.21 = 1,442,119.14/x - Step 3: Cross multiply
2,409,356.34x = 3,324,354.21 × 1,442,119.14 - Step 4: Simplify right side
2,409,356.34x = 4,794,114,834,380.58 - Step 5: Solve for x
x = 4,794,114,834,380.58/2,409,356.34 - Step 6: Final answer
x = 1,989,790.70
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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.