Finding the Fourth Proportional to 2,988,025.19, 4,482,054.18 and 744,163.19
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Solution
The fourth proportional to 2,988,025.19, 4,482,054.18 and 744,163.19 is: 1,116,248.87
Step by Step Solution
- Step 1: Write the proportion equation
2,988,025.19 : 4,482,054.18 = 744,163.19 : x - Step 2: Convert to fraction form
2,988,025.19/4,482,054.18 = 744,163.19/x - Step 3: Cross multiply
2,988,025.19x = 4,482,054.18 × 744,163.19 - Step 4: Simplify right side
2,988,025.19x = 3,335,379,736,341.63 - Step 5: Solve for x
x = 3,335,379,736,341.63/2,988,025.19 - Step 6: Final answer
x = 1,116,248.87
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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.