Finding the Fourth Proportional to 1,207,984.24, 1,667,029.46 and 664,123.84
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Solution
The fourth proportional to 1,207,984.24, 1,667,029.46 and 664,123.84 is: 916,497.06
Step by Step Solution
- Step 1: Write the proportion equation
1,207,984.24 : 1,667,029.46 = 664,123.84 : x - Step 2: Convert to fraction form
1,207,984.24/1,667,029.46 = 664,123.84/x - Step 3: Cross multiply
1,207,984.24x = 1,667,029.46 × 664,123.84 - Step 4: Simplify right side
1,207,984.24x = 1,107,114,006,368.33 - Step 5: Solve for x
x = 1,107,114,006,368.33/1,207,984.24 - Step 6: Final answer
x = 916,497.06
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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.