Finding the Fourth Proportional to 4,879,022.54, 7,318,956.63 and 1,284,760.94
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Solution
The fourth proportional to 4,879,022.54, 7,318,956.63 and 1,284,760.94 is: 1,927,252.75
Step by Step Solution
- Step 1: Write the proportion equation
4,879,022.54 : 7,318,956.63 = 1,284,760.94 : x - Step 2: Convert to fraction form
4,879,022.54/7,318,956.63 = 1,284,760.94/x - Step 3: Cross multiply
4,879,022.54x = 7,318,956.63 × 1,284,760.94 - Step 4: Simplify right side
4,879,022.54x = 9,403,109,599,778.03 - Step 5: Solve for x
x = 9,403,109,599,778.03/4,879,022.54 - Step 6: Final answer
x = 1,927,252.75
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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.