Finding the Fourth Proportional to 2,393,535.45, 3,303,063.05 and 1,361,043.31
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Solution
The fourth proportional to 2,393,535.45, 3,303,063.05 and 1,361,043.31 is: 1,878,230.74
Step by Step Solution
- Step 1: Write the proportion equation
2,393,535.45 : 3,303,063.05 = 1,361,043.31 : x - Step 2: Convert to fraction form
2,393,535.45/3,303,063.05 = 1,361,043.31/x - Step 3: Cross multiply
2,393,535.45x = 3,303,063.05 × 1,361,043.31 - Step 4: Simplify right side
2,393,535.45x = 4,495,611,875,160.42 - Step 5: Solve for x
x = 4,495,611,875,160.42/2,393,535.45 - Step 6: Final answer
x = 1,878,230.74
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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.