Finding the Fourth Proportional to 2,528,491.68, 3,792,740.76 and 1,032,583.68
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Solution
The fourth proportional to 2,528,491.68, 3,792,740.76 and 1,032,583.68 is: 1,548,876.84
Step by Step Solution
- Step 1: Write the proportion equation
2,528,491.68 : 3,792,740.76 = 1,032,583.68 : x - Step 2: Convert to fraction form
2,528,491.68/3,792,740.76 = 1,032,583.68/x - Step 3: Cross multiply
2,528,491.68x = 3,792,740.76 × 1,032,583.68 - Step 4: Simplify right side
2,528,491.68x = 3,916,322,211,246.80 - Step 5: Solve for x
x = 3,916,322,211,246.80/2,528,491.68 - Step 6: Final answer
x = 1,548,876.84
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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.