Finding the Fourth Proportional to 5,444,485.17, 8,166,105.67 and 1,455,708.21
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Solution
The fourth proportional to 5,444,485.17, 8,166,105.67 and 1,455,708.21 is: 2,183,395.98
Step by Step Solution
- Step 1: Write the proportion equation
5,444,485.17 : 8,166,105.67 = 1,455,708.21 : x - Step 2: Convert to fraction form
5,444,485.17/8,166,105.67 = 1,455,708.21/x - Step 3: Cross multiply
5,444,485.17x = 8,166,105.67 × 1,455,708.21 - Step 4: Simplify right side
5,444,485.17x = 11,887,467,019,437.48 - Step 5: Solve for x
x = 11,887,467,019,437.48/5,444,485.17 - Step 6: Final answer
x = 2,183,395.98
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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.