Finding the Fourth Proportional to 1,413,190.62, 2,119,735.98 and 402,318
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Solution
The fourth proportional to 1,413,190.62, 2,119,735.98 and 402,318 is: 603,462.78
Step by Step Solution
- Step 1: Write the proportion equation
1,413,190.62 : 2,119,735.98 = 402,318 : x - Step 2: Convert to fraction form
1,413,190.62/2,119,735.98 = 402,318/x - Step 3: Cross multiply
1,413,190.62x = 2,119,735.98 × 402,318 - Step 4: Simplify right side
1,413,190.62x = 852,807,940,001.64 - Step 5: Solve for x
x = 852,807,940,001.64/1,413,190.62 - Step 6: Final answer
x = 603,462.78
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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.