Finding the Fourth Proportional to 5,133,336.36, 7,699,983.57 and 1,295,167.74
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Solution
The fourth proportional to 5,133,336.36, 7,699,983.57 and 1,295,167.74 is: 1,942,746.32
Step by Step Solution
- Step 1: Write the proportion equation
5,133,336.36 : 7,699,983.57 = 1,295,167.74 : x - Step 2: Convert to fraction form
5,133,336.36/7,699,983.57 = 1,295,167.74/x - Step 3: Cross multiply
5,133,336.36x = 7,699,983.57 × 1,295,167.74 - Step 4: Simplify right side
5,133,336.36x = 9,972,770,318,394.03 - Step 5: Solve for x
x = 9,972,770,318,394.03/5,133,336.36 - Step 6: Final answer
x = 1,942,746.32
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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.