Finding the Fourth Proportional to 1,438,953.84, 1,985,759.24 and 794,374.92
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Solution
The fourth proportional to 1,438,953.84, 1,985,759.24 and 794,374.92 is: 1,096,239.01
Step by Step Solution
- Step 1: Write the proportion equation
1,438,953.84 : 1,985,759.24 = 794,374.92 : x - Step 2: Convert to fraction form
1,438,953.84/1,985,759.24 = 794,374.92/x - Step 3: Cross multiply
1,438,953.84x = 1,985,759.24 × 794,374.92 - Step 4: Simplify right side
1,438,953.84x = 1,577,437,337,414.26 - Step 5: Solve for x
x = 1,577,437,337,414.26/1,438,953.84 - Step 6: Final answer
x = 1,096,239.01
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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.