Finding the Fourth Proportional to 2,413,312.61, 3,618,213.77 and 1,133,260.49
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Solution
The fourth proportional to 2,413,312.61, 3,618,213.77 and 1,133,260.49 is: 1,699,066.55
Step by Step Solution
- Step 1: Write the proportion equation
2,413,312.61 : 3,618,213.77 = 1,133,260.49 : x - Step 2: Convert to fraction form
2,413,312.61/3,618,213.77 = 1,133,260.49/x - Step 3: Cross multiply
2,413,312.61x = 3,618,213.77 × 1,133,260.49 - Step 4: Simplify right side
2,413,312.61x = 4,100,378,721,793.63 - Step 5: Solve for x
x = 4,100,378,721,793.63/2,413,312.61 - Step 6: Final answer
x = 1,699,066.55
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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.