Finding the Fourth Proportional to 1,616,306.40, 2,230,351.20 and 937,170
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Solution
The fourth proportional to 1,616,306.40, 2,230,351.20 and 937,170 is: 1,293,206.68
Step by Step Solution
- Step 1: Write the proportion equation
1,616,306.40 : 2,230,351.20 = 937,170 : x - Step 2: Convert to fraction form
1,616,306.40/2,230,351.20 = 937,170/x - Step 3: Cross multiply
1,616,306.40x = 2,230,351.20 × 937,170 - Step 4: Simplify right side
1,616,306.40x = 2,090,218,234,104.00 - Step 5: Solve for x
x = 2,090,218,234,104.00/1,616,306.40 - Step 6: Final answer
x = 1,293,206.68
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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.