Finding the Fourth Proportional to 2,177,639.19, 3,005,219.24 and 1,197,654.02
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Solution
The fourth proportional to 2,177,639.19, 3,005,219.24 and 1,197,654.02 is: 1,652,804.97
Step by Step Solution
- Step 1: Write the proportion equation
2,177,639.19 : 3,005,219.24 = 1,197,654.02 : x - Step 2: Convert to fraction form
2,177,639.19/3,005,219.24 = 1,197,654.02/x - Step 3: Cross multiply
2,177,639.19x = 3,005,219.24 × 1,197,654.02 - Step 4: Simplify right side
2,177,639.19x = 3,599,212,882,752.98 - Step 5: Solve for x
x = 3,599,212,882,752.98/2,177,639.19 - Step 6: Final answer
x = 1,652,804.97
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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.