Finding the Fourth Proportional to 3,601,415.90, 4,970,618.80 and 2,313,865.82
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Solution
The fourth proportional to 3,601,415.90, 4,970,618.80 and 2,313,865.82 is: 3,193,561.99
Step by Step Solution
- Step 1: Write the proportion equation
3,601,415.90 : 4,970,618.80 = 2,313,865.82 : x - Step 2: Convert to fraction form
3,601,415.90/4,970,618.80 = 2,313,865.82/x - Step 3: Cross multiply
3,601,415.90x = 4,970,618.80 × 2,313,865.82 - Step 4: Simplify right side
3,601,415.90x = 11,501,344,945,569.41 - Step 5: Solve for x
x = 11,501,344,945,569.41/3,601,415.90 - Step 6: Final answer
x = 3,193,561.99
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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.