Finding the Fourth Proportional to 1,833,974.08, 2,750,076.29 and 768,730.12
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Solution
The fourth proportional to 1,833,974.08, 2,750,076.29 and 768,730.12 is: 1,152,724.29
Step by Step Solution
- Step 1: Write the proportion equation
1,833,974.08 : 2,750,076.29 = 768,730.12 : x - Step 2: Convert to fraction form
1,833,974.08/2,750,076.29 = 768,730.12/x - Step 3: Cross multiply
1,833,974.08x = 2,750,076.29 × 768,730.12 - Step 4: Simplify right side
1,833,974.08x = 2,114,066,471,467.49 - Step 5: Solve for x
x = 2,114,066,471,467.49/1,833,974.08 - Step 6: Final answer
x = 1,152,724.29
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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.