Finding the Fourth Proportional to 4,796,572.24, 6,619,356.32 and 2,621,207.08
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Solution
The fourth proportional to 4,796,572.24, 6,619,356.32 and 2,621,207.08 is: 3,617,313.11
Step by Step Solution
- Step 1: Write the proportion equation
4,796,572.24 : 6,619,356.32 = 2,621,207.08 : x - Step 2: Convert to fraction form
4,796,572.24/6,619,356.32 = 2,621,207.08/x - Step 3: Cross multiply
4,796,572.24x = 6,619,356.32 × 2,621,207.08 - Step 4: Simplify right side
4,796,572.24x = 17,350,703,646,194.91 - Step 5: Solve for x
x = 17,350,703,646,194.91/4,796,572.24 - Step 6: Final answer
x = 3,617,313.11
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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.