Finding the Fourth Proportional to 5,562,430.81, 8,344,948.08 and 1,724,052.62
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Solution
The fourth proportional to 5,562,430.81, 8,344,948.08 and 1,724,052.62 is: 2,586,482.44
Step by Step Solution
- Step 1: Write the proportion equation
5,562,430.81 : 8,344,948.08 = 1,724,052.62 : x - Step 2: Convert to fraction form
5,562,430.81/8,344,948.08 = 1,724,052.62/x - Step 3: Cross multiply
5,562,430.81x = 8,344,948.08 × 1,724,052.62 - Step 4: Simplify right side
5,562,430.81x = 14,387,129,601,087.97 - Step 5: Solve for x
x = 14,387,129,601,087.97/5,562,430.81 - Step 6: Final answer
x = 2,586,482.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.