Finding the Fourth Proportional to 2,905,425.68, 4,358,123.92 and 746,448.44
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Solution
The fourth proportional to 2,905,425.68, 4,358,123.92 and 746,448.44 is: 1,119,668.91
Step by Step Solution
- Step 1: Write the proportion equation
2,905,425.68 : 4,358,123.92 = 746,448.44 : x - Step 2: Convert to fraction form
2,905,425.68/4,358,123.92 = 746,448.44/x - Step 3: Cross multiply
2,905,425.68x = 4,358,123.92 × 746,448.44 - Step 4: Simplify right side
2,905,425.68x = 3,253,114,801,410.68 - Step 5: Solve for x
x = 3,253,114,801,410.68/2,905,425.68 - Step 6: Final answer
x = 1,119,668.91
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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.