Finding the Fourth Proportional to 1,472,668.62, 2,208,743.72 and 393,194.58
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Solution
The fourth proportional to 1,472,668.62, 2,208,743.72 and 393,194.58 is: 589,722.66
Step by Step Solution
- Step 1: Write the proportion equation
1,472,668.62 : 2,208,743.72 = 393,194.58 : x - Step 2: Convert to fraction form
1,472,668.62/2,208,743.72 = 393,194.58/x - Step 3: Cross multiply
1,472,668.62x = 2,208,743.72 × 393,194.58 - Step 4: Simplify right side
1,472,668.62x = 868,466,059,313.04 - Step 5: Solve for x
x = 868,466,059,313.04/1,472,668.62 - Step 6: Final answer
x = 589,722.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.