Finding the Fourth Proportional to 2,163,668.80, 3,245,810.40 and 667,604.80
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Solution
The fourth proportional to 2,163,668.80, 3,245,810.40 and 667,604.80 is: 1,001,501.99
Step by Step Solution
- Step 1: Write the proportion equation
2,163,668.80 : 3,245,810.40 = 667,604.80 : x - Step 2: Convert to fraction form
2,163,668.80/3,245,810.40 = 667,604.80/x - Step 3: Cross multiply
2,163,668.80x = 3,245,810.40 × 667,604.80 - Step 4: Simplify right side
2,163,668.80x = 2,166,918,602,929.92 - Step 5: Solve for x
x = 2,166,918,602,929.92/2,163,668.80 - Step 6: Final answer
x = 1,001,501.99
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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.