Finding the Fourth Proportional to 2,684,720.40, 4,027,458.84 and 862,474.32
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Solution
The fourth proportional to 2,684,720.40, 4,027,458.84 and 862,474.32 is: 1,293,832.99
Step by Step Solution
- Step 1: Write the proportion equation
2,684,720.40 : 4,027,458.84 = 862,474.32 : x - Step 2: Convert to fraction form
2,684,720.40/4,027,458.84 = 862,474.32/x - Step 3: Cross multiply
2,684,720.40x = 4,027,458.84 × 862,474.32 - Step 4: Simplify right side
2,684,720.40x = 3,473,579,824,356.99 - Step 5: Solve for x
x = 3,473,579,824,356.99/2,684,720.40 - Step 6: Final answer
x = 1,293,832.99
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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.