Finding the Fourth Proportional to 985,674.24, 1,360,598.40 and 767,450.88
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Solution
The fourth proportional to 985,674.24, 1,360,598.40 and 767,450.88 is: 1,059,368.70
Step by Step Solution
- Step 1: Write the proportion equation
985,674.24 : 1,360,598.40 = 767,450.88 : x - Step 2: Convert to fraction form
985,674.24/1,360,598.40 = 767,450.88/x - Step 3: Cross multiply
985,674.24x = 1,360,598.40 × 767,450.88 - Step 4: Simplify right side
985,674.24x = 1,044,192,439,406.59 - Step 5: Solve for x
x = 1,044,192,439,406.59/985,674.24 - Step 6: Final answer
x = 1,059,368.70
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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.