Finding the Fourth Proportional to 1,214,256.39, 1,675,676.36 and 670,393.23
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Solution
The fourth proportional to 1,214,256.39, 1,675,676.36 and 670,393.23 is: 925,144.06
Step by Step Solution
- Step 1: Write the proportion equation
1,214,256.39 : 1,675,676.36 = 670,393.23 : x - Step 2: Convert to fraction form
1,214,256.39/1,675,676.36 = 670,393.23/x - Step 3: Cross multiply
1,214,256.39x = 1,675,676.36 × 670,393.23 - Step 4: Simplify right side
1,214,256.39x = 1,123,362,082,807.24 - Step 5: Solve for x
x = 1,123,362,082,807.24/1,214,256.39 - Step 6: Final answer
x = 925,144.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.