Finding the Fourth Proportional to 5,529,317.09, 8,293,968.49 and 1,485,804.96
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Solution
The fourth proportional to 5,529,317.09, 8,293,968.49 and 1,485,804.96 is: 2,228,705.52
Step by Step Solution
- Step 1: Write the proportion equation
5,529,317.09 : 8,293,968.49 = 1,485,804.96 : x - Step 2: Convert to fraction form
5,529,317.09/8,293,968.49 = 1,485,804.96/x - Step 3: Cross multiply
5,529,317.09x = 8,293,968.49 × 1,485,804.96 - Step 4: Simplify right side
5,529,317.09x = 12,323,219,520,525.71 - Step 5: Solve for x
x = 12,323,219,520,525.71/5,529,317.09 - Step 6: Final answer
x = 2,228,705.52
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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.