Finding the Fourth Proportional to 3,999,490.19, 5,517,725.99 and 2,322,787.91
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Solution
The fourth proportional to 3,999,490.19, 5,517,725.99 and 2,322,787.91 is: 3,204,535.23
Step by Step Solution
- Step 1: Write the proportion equation
3,999,490.19 : 5,517,725.99 = 2,322,787.91 : x - Step 2: Convert to fraction form
3,999,490.19/5,517,725.99 = 2,322,787.91/x - Step 3: Cross multiply
3,999,490.19x = 5,517,725.99 × 2,322,787.91 - Step 4: Simplify right side
3,999,490.19x = 12,816,507,220,264.78 - Step 5: Solve for x
x = 12,816,507,220,264.78/3,999,490.19 - Step 6: Final answer
x = 3,204,535.23
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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.