Finding the Fourth Proportional to 4,481,997.87, 6,184,908.32 and 2,547,990.03
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Solution
The fourth proportional to 4,481,997.87, 6,184,908.32 and 2,547,990.03 is: 3,516,084.83
Step by Step Solution
- Step 1: Write the proportion equation
4,481,997.87 : 6,184,908.32 = 2,547,990.03 : x - Step 2: Convert to fraction form
4,481,997.87/6,184,908.32 = 2,547,990.03/x - Step 3: Cross multiply
4,481,997.87x = 6,184,908.32 × 2,547,990.03 - Step 4: Simplify right side
4,481,997.87x = 15,759,084,723,084.10 - Step 5: Solve for x
x = 15,759,084,723,084.10/4,481,997.87 - Step 6: Final answer
x = 3,516,084.83
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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.