Finding the Fourth Proportional to 1,936,398.19, 2,901,940.05 and 1,225,152.99
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Solution
The fourth proportional to 1,936,398.19, 2,901,940.05 and 1,225,152.99 is: 1,836,048.26
Step by Step Solution
- Step 1: Write the proportion equation
1,936,398.19 : 2,901,940.05 = 1,225,152.99 : x - Step 2: Convert to fraction form
1,936,398.19/2,901,940.05 = 1,225,152.99/x - Step 3: Cross multiply
1,936,398.19x = 2,901,940.05 × 1,225,152.99 - Step 4: Simplify right side
1,936,398.19x = 3,555,320,529,058.25 - Step 5: Solve for x
x = 3,555,320,529,058.25/1,936,398.19 - Step 6: Final answer
x = 1,836,048.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.