Finding the Fourth Proportional to 4,482,436.65, 6,688,694.58 and 3,999,343.62
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Solution
The fourth proportional to 4,482,436.65, 6,688,694.58 and 3,999,343.62 is: 5,967,822.88
Step by Step Solution
- Step 1: Write the proportion equation
4,482,436.65 : 6,688,694.58 = 3,999,343.62 : x - Step 2: Convert to fraction form
4,482,436.65/6,688,694.58 = 3,999,343.62/x - Step 3: Cross multiply
4,482,436.65x = 6,688,694.58 × 3,999,343.62 - Step 4: Simplify right side
4,482,436.65x = 26,750,387,994,651.58 - Step 5: Solve for x
x = 26,750,387,994,651.58/4,482,436.65 - Step 6: Final answer
x = 5,967,822.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.