Finding the Fourth Proportional to 5,798,621.44, 8,001,878.12 and 3,220,468.24
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Solution
The fourth proportional to 5,798,621.44, 8,001,878.12 and 3,220,468.24 is: 4,444,124.28
Step by Step Solution
- Step 1: Write the proportion equation
5,798,621.44 : 8,001,878.12 = 3,220,468.24 : x - Step 2: Convert to fraction form
5,798,621.44/8,001,878.12 = 3,220,468.24/x - Step 3: Cross multiply
5,798,621.44x = 8,001,878.12 × 3,220,468.24 - Step 4: Simplify right side
5,798,621.44x = 25,769,794,345,810.91 - Step 5: Solve for x
x = 25,769,794,345,810.91/5,798,621.44 - Step 6: Final answer
x = 4,444,124.28
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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.