Finding the Fourth Proportional to 3,724,501.75, 5,583,739.11 and 1,164,399.55
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Solution
The fourth proportional to 3,724,501.75, 5,583,739.11 and 1,164,399.55 is: 1,745,657.20
Step by Step Solution
- Step 1: Write the proportion equation
3,724,501.75 : 5,583,739.11 = 1,164,399.55 : x - Step 2: Convert to fraction form
3,724,501.75/5,583,739.11 = 1,164,399.55/x - Step 3: Cross multiply
3,724,501.75x = 5,583,739.11 × 1,164,399.55 - Step 4: Simplify right side
3,724,501.75x = 6,501,703,307,001.40 - Step 5: Solve for x
x = 6,501,703,307,001.40/3,724,501.75 - Step 6: Final answer
x = 1,745,657.20
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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.