Finding the Fourth Proportional to 4,902,228.09, 7,353,753.74 and 1,490,544.32
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Solution
The fourth proportional to 4,902,228.09, 7,353,753.74 and 1,490,544.32 is: 2,235,941.62
Step by Step Solution
- Step 1: Write the proportion equation
4,902,228.09 : 7,353,753.74 = 1,490,544.32 : x - Step 2: Convert to fraction form
4,902,228.09/7,353,753.74 = 1,490,544.32/x - Step 3: Cross multiply
4,902,228.09x = 7,353,753.74 × 1,490,544.32 - Step 4: Simplify right side
4,902,228.09x = 10,961,095,823,614.27 - Step 5: Solve for x
x = 10,961,095,823,614.27/4,902,228.09 - Step 6: Final answer
x = 2,235,941.62
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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.