Finding the Fourth Proportional to 2,220,559.93, 3,330,341.68 and 1,021,330.09
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Solution
The fourth proportional to 2,220,559.93, 3,330,341.68 and 1,021,330.09 is: 1,531,765.98
Step by Step Solution
- Step 1: Write the proportion equation
2,220,559.93 : 3,330,341.68 = 1,021,330.09 : x - Step 2: Convert to fraction form
2,220,559.93/3,330,341.68 = 1,021,330.09/x - Step 3: Cross multiply
2,220,559.93x = 3,330,341.68 × 1,021,330.09 - Step 4: Simplify right side
2,220,559.93x = 3,401,378,162,658.50 - Step 5: Solve for x
x = 3,401,378,162,658.50/2,220,559.93 - Step 6: Final answer
x = 1,531,765.98
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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.