Finding the Fourth Proportional to 4,235,816.40, 5,845,471.95 and 2,302,077.06
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Solution
The fourth proportional to 4,235,816.40, 5,845,471.95 and 2,302,077.06 is: 3,176,890.97
Step by Step Solution
- Step 1: Write the proportion equation
4,235,816.40 : 5,845,471.95 = 2,302,077.06 : x - Step 2: Convert to fraction form
4,235,816.40/5,845,471.95 = 2,302,077.06/x - Step 3: Cross multiply
4,235,816.40x = 5,845,471.95 × 2,302,077.06 - Step 4: Simplify right side
4,235,816.40x = 13,456,726,880,968.47 - Step 5: Solve for x
x = 13,456,726,880,968.47/4,235,816.40 - Step 6: Final answer
x = 3,176,890.97
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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.