Finding the Fourth Proportional to 5,183,535.80, 7,769,601.30 and 1,816,009.40
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Solution
The fourth proportional to 5,183,535.80, 7,769,601.30 and 1,816,009.40 is: 2,722,016.31
Step by Step Solution
- Step 1: Write the proportion equation
5,183,535.80 : 7,769,601.30 = 1,816,009.40 : x - Step 2: Convert to fraction form
5,183,535.80/7,769,601.30 = 1,816,009.40/x - Step 3: Cross multiply
5,183,535.80x = 7,769,601.30 × 1,816,009.40 - Step 4: Simplify right side
5,183,535.80x = 14,109,668,995,052.22 - Step 5: Solve for x
x = 14,109,668,995,052.22/5,183,535.80 - Step 6: Final answer
x = 2,722,016.31
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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.