Finding the Fourth Proportional to 5,230,145.84, 7,844,631.24 and 1,444,166.96
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Solution
The fourth proportional to 5,230,145.84, 7,844,631.24 and 1,444,166.96 is: 2,166,088.21
Step by Step Solution
- Step 1: Write the proportion equation
5,230,145.84 : 7,844,631.24 = 1,444,166.96 : x - Step 2: Convert to fraction form
5,230,145.84/7,844,631.24 = 1,444,166.96/x - Step 3: Cross multiply
5,230,145.84x = 7,844,631.24 × 1,444,166.96 - Step 4: Simplify right side
5,230,145.84x = 11,328,957,250,191.83 - Step 5: Solve for x
x = 11,328,957,250,191.83/5,230,145.84 - Step 6: Final answer
x = 2,166,088.21
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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.