Finding the Fourth Proportional to 3,208,028.44, 4,794,430.12 and 2,345,279.60
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Solution
The fourth proportional to 3,208,028.44, 4,794,430.12 and 2,345,279.60 is: 3,505,043.47
Step by Step Solution
- Step 1: Write the proportion equation
3,208,028.44 : 4,794,430.12 = 2,345,279.60 : x - Step 2: Convert to fraction form
3,208,028.44/4,794,430.12 = 2,345,279.60/x - Step 3: Cross multiply
3,208,028.44x = 4,794,430.12 × 2,345,279.60 - Step 4: Simplify right side
3,208,028.44x = 11,244,279,118,363.01 - Step 5: Solve for x
x = 11,244,279,118,363.01/3,208,028.44 - Step 6: Final answer
x = 3,505,043.47
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.