Finding the Fourth Proportional to 3,709,365.60, 5,553,550.80 and 3,289,461.60
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Solution
The fourth proportional to 3,709,365.60, 5,553,550.80 and 3,289,461.60 is: 4,924,883.14
Step by Step Solution
- Step 1: Write the proportion equation
3,709,365.60 : 5,553,550.80 = 3,289,461.60 : x - Step 2: Convert to fraction form
3,709,365.60/5,553,550.80 = 3,289,461.60/x - Step 3: Cross multiply
3,709,365.60x = 5,553,550.80 × 3,289,461.60 - Step 4: Simplify right side
3,709,365.60x = 18,268,192,100,249.28 - Step 5: Solve for x
x = 18,268,192,100,249.28/3,709,365.60 - Step 6: Final answer
x = 4,924,883.14
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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.