Finding the Fourth Proportional to 2,942,338.58, 4,060,767.42 and 1,718,949.92
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Solution
The fourth proportional to 2,942,338.58, 4,060,767.42 and 1,718,949.92 is: 2,372,349.63
Step by Step Solution
- Step 1: Write the proportion equation
2,942,338.58 : 4,060,767.42 = 1,718,949.92 : x - Step 2: Convert to fraction form
2,942,338.58/4,060,767.42 = 1,718,949.92/x - Step 3: Cross multiply
2,942,338.58x = 4,060,767.42 × 1,718,949.92 - Step 4: Simplify right side
2,942,338.58x = 6,980,255,831,747.61 - Step 5: Solve for x
x = 6,980,255,831,747.61/2,942,338.58 - Step 6: Final answer
x = 2,372,349.63
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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.