Finding the Fourth Proportional to 2,197,668.30, 3,296,502.45 and 1,480,222.95
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Solution
The fourth proportional to 2,197,668.30, 3,296,502.45 and 1,480,222.95 is: 2,220,334.43
Step by Step Solution
- Step 1: Write the proportion equation
2,197,668.30 : 3,296,502.45 = 1,480,222.95 : x - Step 2: Convert to fraction form
2,197,668.30/3,296,502.45 = 1,480,222.95/x - Step 3: Cross multiply
2,197,668.30x = 3,296,502.45 × 1,480,222.95 - Step 4: Simplify right side
2,197,668.30x = 4,879,558,581,221.23 - Step 5: Solve for x
x = 4,879,558,581,221.23/2,197,668.30 - Step 6: Final answer
x = 2,220,334.43
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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.