Finding the Fourth Proportional to 1,517,458.79, 2,276,135.64 and 380,230.94
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Solution
The fourth proportional to 1,517,458.79, 2,276,135.64 and 380,230.94 is: 570,333.25
Step by Step Solution
- Step 1: Write the proportion equation
1,517,458.79 : 2,276,135.64 = 380,230.94 : x - Step 2: Convert to fraction form
1,517,458.79/2,276,135.64 = 380,230.94/x - Step 3: Cross multiply
1,517,458.79x = 2,276,135.64 × 380,230.94 - Step 4: Simplify right side
1,517,458.79x = 865,457,199,655.04 - Step 5: Solve for x
x = 865,457,199,655.04/1,517,458.79 - Step 6: Final answer
x = 570,333.25
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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.