Finding the Fourth Proportional to 1,631,846.50, 2,251,812.82 and 896,762.12
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Solution
The fourth proportional to 1,631,846.50, 2,251,812.82 and 896,762.12 is: 1,237,457.35
Step by Step Solution
- Step 1: Write the proportion equation
1,631,846.50 : 2,251,812.82 = 896,762.12 : x - Step 2: Convert to fraction form
1,631,846.50/2,251,812.82 = 896,762.12/x - Step 3: Cross multiply
1,631,846.50x = 2,251,812.82 × 896,762.12 - Step 4: Simplify right side
1,631,846.50x = 2,019,340,433,822.57 - Step 5: Solve for x
x = 2,019,340,433,822.57/1,631,846.50 - Step 6: Final answer
x = 1,237,457.35
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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.