Finding the Fourth Proportional to 1,453,668.12, 2,005,211.70 and 944,709.48
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Solution
The fourth proportional to 1,453,668.12, 2,005,211.70 and 944,709.48 is: 1,303,146.49
Step by Step Solution
- Step 1: Write the proportion equation
1,453,668.12 : 2,005,211.70 = 944,709.48 : x - Step 2: Convert to fraction form
1,453,668.12/2,005,211.70 = 944,709.48/x - Step 3: Cross multiply
1,453,668.12x = 2,005,211.70 × 944,709.48 - Step 4: Simplify right side
1,453,668.12x = 1,894,342,502,396.92 - Step 5: Solve for x
x = 1,894,342,502,396.92/1,453,668.12 - Step 6: Final answer
x = 1,303,146.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.