Finding the Fourth Proportional to 2,651,373.29, 3,658,611 and 1,780,031.49
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Solution
The fourth proportional to 2,651,373.29, 3,658,611 and 1,780,031.49 is: 2,456,252.70
Step by Step Solution
- Step 1: Write the proportion equation
2,651,373.29 : 3,658,611 = 1,780,031.49 : x - Step 2: Convert to fraction form
2,651,373.29/3,658,611 = 1,780,031.49/x - Step 3: Cross multiply
2,651,373.29x = 3,658,611 × 1,780,031.49 - Step 4: Simplify right side
2,651,373.29x = 6,512,442,789,660.39 - Step 5: Solve for x
x = 6,512,442,789,660.39/2,651,373.29 - Step 6: Final answer
x = 2,456,252.70
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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.