Finding the Fourth Proportional to 1,268,541.94, 1,902,713.64 and 357,687.62
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Solution
The fourth proportional to 1,268,541.94, 1,902,713.64 and 357,687.62 is: 536,503.44
Step by Step Solution
- Step 1: Write the proportion equation
1,268,541.94 : 1,902,713.64 = 357,687.62 : x - Step 2: Convert to fraction form
1,268,541.94/1,902,713.64 = 357,687.62/x - Step 3: Cross multiply
1,268,541.94x = 1,902,713.64 × 357,687.62 - Step 4: Simplify right side
1,268,541.94x = 680,577,113,433.14 - Step 5: Solve for x
x = 680,577,113,433.14/1,268,541.94 - Step 6: Final answer
x = 536,503.44
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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.