Finding the Fourth Proportional to 2,201,337.80, 3,302,006.70 and 1,443,542.30
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Solution
The fourth proportional to 2,201,337.80, 3,302,006.70 and 1,443,542.30 is: 2,165,313.45
Step by Step Solution
- Step 1: Write the proportion equation
2,201,337.80 : 3,302,006.70 = 1,443,542.30 : x - Step 2: Convert to fraction form
2,201,337.80/3,302,006.70 = 1,443,542.30/x - Step 3: Cross multiply
2,201,337.80x = 3,302,006.70 × 1,443,542.30 - Step 4: Simplify right side
2,201,337.80x = 4,766,586,346,333.41 - Step 5: Solve for x
x = 4,766,586,346,333.41/2,201,337.80 - Step 6: Final answer
x = 2,165,313.45
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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.