Finding the Fourth Proportional to 3,484,236.74, 5,228,065.53 and 1,566,501.09
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Solution
The fourth proportional to 3,484,236.74, 5,228,065.53 and 1,566,501.09 is: 2,350,520.63
Step by Step Solution
- Step 1: Write the proportion equation
3,484,236.74 : 5,228,065.53 = 1,566,501.09 : x - Step 2: Convert to fraction form
3,484,236.74/5,228,065.53 = 1,566,501.09/x - Step 3: Cross multiply
3,484,236.74x = 5,228,065.53 × 1,566,501.09 - Step 4: Simplify right side
3,484,236.74x = 8,189,770,345,462.05 - Step 5: Solve for x
x = 8,189,770,345,462.05/3,484,236.74 - Step 6: Final answer
x = 2,350,520.63
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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.