Finding the Fourth Proportional to 1,351,443.24, 1,865,008.26 and 747,887.40
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Solution
The fourth proportional to 1,351,443.24, 1,865,008.26 and 747,887.40 is: 1,032,093.79
Step by Step Solution
- Step 1: Write the proportion equation
1,351,443.24 : 1,865,008.26 = 747,887.40 : x - Step 2: Convert to fraction form
1,351,443.24/1,865,008.26 = 747,887.40/x - Step 3: Cross multiply
1,351,443.24x = 1,865,008.26 × 747,887.40 - Step 4: Simplify right side
1,351,443.24x = 1,394,816,178,549.92 - Step 5: Solve for x
x = 1,394,816,178,549.92/1,351,443.24 - Step 6: Final answer
x = 1,032,093.79
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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.