Finding the Fourth Proportional to 2,021,861.49, 3,031,778.10 and 673,550.07
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Solution
The fourth proportional to 2,021,861.49, 3,031,778.10 and 673,550.07 is: 1,009,987.26
Step by Step Solution
- Step 1: Write the proportion equation
2,021,861.49 : 3,031,778.10 = 673,550.07 : x - Step 2: Convert to fraction form
2,021,861.49/3,031,778.10 = 673,550.07/x - Step 3: Cross multiply
2,021,861.49x = 3,031,778.10 × 673,550.07 - Step 4: Simplify right side
2,021,861.49x = 2,042,054,351,479.47 - Step 5: Solve for x
x = 2,042,054,351,479.47/2,021,861.49 - Step 6: Final answer
x = 1,009,987.26
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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.