Finding the Fourth Proportional to 1,276,327.68, 1,914,823.62 and 477,672
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Solution
The fourth proportional to 1,276,327.68, 1,914,823.62 and 477,672 is: 716,632.29
Step by Step Solution
- Step 1: Write the proportion equation
1,276,327.68 : 1,914,823.62 = 477,672 : x - Step 2: Convert to fraction form
1,276,327.68/1,914,823.62 = 477,672/x - Step 3: Cross multiply
1,276,327.68x = 1,914,823.62 × 477,672 - Step 4: Simplify right side
1,276,327.68x = 914,657,628,212.64 - Step 5: Solve for x
x = 914,657,628,212.64/1,276,327.68 - Step 6: Final answer
x = 716,632.29
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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.