Finding the Fourth Proportional to 5,650,828.29, 7,798,088.68 and 3,072,509.60
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Solution
The fourth proportional to 5,650,828.29, 7,798,088.68 and 3,072,509.60 is: 4,240,033.69
Step by Step Solution
- Step 1: Write the proportion equation
5,650,828.29 : 7,798,088.68 = 3,072,509.60 : x - Step 2: Convert to fraction form
5,650,828.29/7,798,088.68 = 3,072,509.60/x - Step 3: Cross multiply
5,650,828.29x = 7,798,088.68 × 3,072,509.60 - Step 4: Simplify right side
5,650,828.29x = 23,959,702,330,951.33 - Step 5: Solve for x
x = 23,959,702,330,951.33/5,650,828.29 - Step 6: Final answer
x = 4,240,033.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.