Finding the Fourth Proportional to 3,276,408.42, 4,916,826.98 and 1,146,510.99
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Solution
The fourth proportional to 3,276,408.42, 4,916,826.98 and 1,146,510.99 is: 1,720,541.34
Step by Step Solution
- Step 1: Write the proportion equation
3,276,408.42 : 4,916,826.98 = 1,146,510.99 : x - Step 2: Convert to fraction form
3,276,408.42/4,916,826.98 = 1,146,510.99/x - Step 3: Cross multiply
3,276,408.42x = 4,916,826.98 × 1,146,510.99 - Step 4: Simplify right side
3,276,408.42x = 5,637,196,138,181.82 - Step 5: Solve for x
x = 5,637,196,138,181.82/3,276,408.42 - Step 6: Final answer
x = 1,720,541.34
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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.