Finding the Fourth Proportional to 4,161,934.20, 6,232,403.70 and 3,322,126.20
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Solution
The fourth proportional to 4,161,934.20, 6,232,403.70 and 3,322,126.20 is: 4,974,809.94
Step by Step Solution
- Step 1: Write the proportion equation
4,161,934.20 : 6,232,403.70 = 3,322,126.20 : x - Step 2: Convert to fraction form
4,161,934.20/6,232,403.70 = 3,322,126.20/x - Step 3: Cross multiply
4,161,934.20x = 6,232,403.70 × 3,322,126.20 - Step 4: Simplify right side
4,161,934.20x = 20,704,831,620,746.94 - Step 5: Solve for x
x = 20,704,831,620,746.94/4,161,934.20 - Step 6: Final answer
x = 4,974,809.94
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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.