Finding the Fourth Proportional to 4,889,482.02, 6,747,912.18 and 2,852,947.62
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Solution
The fourth proportional to 4,889,482.02, 6,747,912.18 and 2,852,947.62 is: 3,937,316.86
Step by Step Solution
- Step 1: Write the proportion equation
4,889,482.02 : 6,747,912.18 = 2,852,947.62 : x - Step 2: Convert to fraction form
4,889,482.02/6,747,912.18 = 2,852,947.62/x - Step 3: Cross multiply
4,889,482.02x = 6,747,912.18 × 2,852,947.62 - Step 4: Simplify right side
4,889,482.02x = 19,251,439,993,900.01 - Step 5: Solve for x
x = 19,251,439,993,900.01/4,889,482.02 - Step 6: Final answer
x = 3,937,316.86
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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.