Finding the Fourth Proportional to 1,408,629.44, 1,943,897.28 and 764,048
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Solution
The fourth proportional to 1,408,629.44, 1,943,897.28 and 764,048 is: 1,054,380.09
Step by Step Solution
- Step 1: Write the proportion equation
1,408,629.44 : 1,943,897.28 = 764,048 : x - Step 2: Convert to fraction form
1,408,629.44/1,943,897.28 = 764,048/x - Step 3: Cross multiply
1,408,629.44x = 1,943,897.28 × 764,048 - Step 4: Simplify right side
1,408,629.44x = 1,485,230,828,989.44 - Step 5: Solve for x
x = 1,485,230,828,989.44/1,408,629.44 - Step 6: Final answer
x = 1,054,380.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.