Finding the Fourth Proportional to 1,365,873.08, 2,048,814.48 and 419,243.88
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Solution
The fourth proportional to 1,365,873.08, 2,048,814.48 and 419,243.88 is: 628,867.31
Step by Step Solution
- Step 1: Write the proportion equation
1,365,873.08 : 2,048,814.48 = 419,243.88 : x - Step 2: Convert to fraction form
1,365,873.08/2,048,814.48 = 419,243.88/x - Step 3: Cross multiply
1,365,873.08x = 2,048,814.48 × 419,243.88 - Step 4: Simplify right side
1,365,873.08x = 858,952,931,995.38 - Step 5: Solve for x
x = 858,952,931,995.38/1,365,873.08 - Step 6: Final answer
x = 628,867.31
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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.