Finding the Fourth Proportional to 4,114,259.87, 6,171,795.84 and 1,418,230.14
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Solution
The fourth proportional to 4,114,259.87, 6,171,795.84 and 1,418,230.14 is: 2,127,485.18
Step by Step Solution
- Step 1: Write the proportion equation
4,114,259.87 : 6,171,795.84 = 1,418,230.14 : x - Step 2: Convert to fraction form
4,114,259.87/6,171,795.84 = 1,418,230.14/x - Step 3: Cross multiply
4,114,259.87x = 6,171,795.84 × 1,418,230.14 - Step 4: Simplify right side
4,114,259.87x = 8,753,026,878,214.62 - Step 5: Solve for x
x = 8,753,026,878,214.62/4,114,259.87 - Step 6: Final answer
x = 2,127,485.18
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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.