Finding the Fourth Proportional to 2,220,557.68, 3,330,338.30 and 1,021,327.84
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Solution
The fourth proportional to 2,220,557.68, 3,330,338.30 and 1,021,327.84 is: 1,531,762.61
Step by Step Solution
- Step 1: Write the proportion equation
2,220,557.68 : 3,330,338.30 = 1,021,327.84 : x - Step 2: Convert to fraction form
2,220,557.68/3,330,338.30 = 1,021,327.84/x - Step 3: Cross multiply
2,220,557.68x = 3,330,338.30 × 1,021,327.84 - Step 4: Simplify right side
2,220,557.68x = 3,401,367,222,408.27 - Step 5: Solve for x
x = 3,401,367,222,408.27/2,220,557.68 - Step 6: Final answer
x = 1,531,762.61
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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.