Finding the Fourth Proportional to 4,138,696.95, 6,208,979.42 and 1,260,321.31
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Solution
The fourth proportional to 4,138,696.95, 6,208,979.42 and 1,260,321.31 is: 1,890,766.39
Step by Step Solution
- Step 1: Write the proportion equation
4,138,696.95 : 6,208,979.42 = 1,260,321.31 : x - Step 2: Convert to fraction form
4,138,696.95/6,208,979.42 = 1,260,321.31/x - Step 3: Cross multiply
4,138,696.95x = 6,208,979.42 × 1,260,321.31 - Step 4: Simplify right side
4,138,696.95x = 7,825,309,076,377.44 - Step 5: Solve for x
x = 7,825,309,076,377.44/4,138,696.95 - Step 6: Final answer
x = 1,890,766.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.