Finding the Fourth Proportional to 1,693,815.39, 2,535,408.68 and 892,668.11
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Solution
The fourth proportional to 1,693,815.39, 2,535,408.68 and 892,668.11 is: 1,336,201.38
Step by Step Solution
- Step 1: Write the proportion equation
1,693,815.39 : 2,535,408.68 = 892,668.11 : x - Step 2: Convert to fraction form
1,693,815.39/2,535,408.68 = 892,668.11/x - Step 3: Cross multiply
1,693,815.39x = 2,535,408.68 × 892,668.11 - Step 4: Simplify right side
1,693,815.39x = 2,263,278,457,312.81 - Step 5: Solve for x
x = 2,263,278,457,312.81/1,693,815.39 - Step 6: Final answer
x = 1,336,201.38
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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.