Finding the Fourth Proportional to 1,554,611.19, 2,331,473.91 and 985,132.80
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Solution
The fourth proportional to 1,554,611.19, 2,331,473.91 and 985,132.80 is: 1,477,418.56
Step by Step Solution
- Step 1: Write the proportion equation
1,554,611.19 : 2,331,473.91 = 985,132.80 : x - Step 2: Convert to fraction form
1,554,611.19/2,331,473.91 = 985,132.80/x - Step 3: Cross multiply
1,554,611.19x = 2,331,473.91 × 985,132.80 - Step 4: Simplify right side
1,554,611.19x = 2,296,811,421,085.25 - Step 5: Solve for x
x = 2,296,811,421,085.25/1,554,611.19 - Step 6: Final answer
x = 1,477,418.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.