Finding the Fourth Proportional to 4,116,181.60, 5,678,521.23 and 2,483,678.44
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Solution
The fourth proportional to 4,116,181.60, 5,678,521.23 and 2,483,678.44 is: 3,426,384.48
Step by Step Solution
- Step 1: Write the proportion equation
4,116,181.60 : 5,678,521.23 = 2,483,678.44 : x - Step 2: Convert to fraction form
4,116,181.60/5,678,521.23 = 2,483,678.44/x - Step 3: Cross multiply
4,116,181.60x = 5,678,521.23 × 2,483,678.44 - Step 4: Simplify right side
4,116,181.60x = 14,103,620,750,033.28 - Step 5: Solve for x
x = 14,103,620,750,033.28/4,116,181.60 - Step 6: Final answer
x = 3,426,384.48
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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.