Finding the Fourth Proportional to 2,277,636.80, 3,143,176.14 and 1,359,946.14
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Solution
The fourth proportional to 2,277,636.80, 3,143,176.14 and 1,359,946.14 is: 1,876,747.98
Step by Step Solution
- Step 1: Write the proportion equation
2,277,636.80 : 3,143,176.14 = 1,359,946.14 : x - Step 2: Convert to fraction form
2,277,636.80/3,143,176.14 = 1,359,946.14/x - Step 3: Cross multiply
2,277,636.80x = 3,143,176.14 × 1,359,946.14 - Step 4: Simplify right side
2,277,636.80x = 4,274,550,258,933.10 - Step 5: Solve for x
x = 4,274,550,258,933.10/2,277,636.80 - Step 6: Final answer
x = 1,876,747.98
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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.