Finding the Fourth Proportional to 3,343,124, 4,613,511.12 and 1,912,340
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Solution
The fourth proportional to 3,343,124, 4,613,511.12 and 1,912,340 is: 2,639,029.20
Step by Step Solution
- Step 1: Write the proportion equation
3,343,124 : 4,613,511.12 = 1,912,340 : x - Step 2: Convert to fraction form
3,343,124/4,613,511.12 = 1,912,340/x - Step 3: Cross multiply
3,343,124x = 4,613,511.12 × 1,912,340 - Step 4: Simplify right side
3,343,124x = 8,822,601,855,220.80 - Step 5: Solve for x
x = 8,822,601,855,220.80/3,343,124 - Step 6: Final answer
x = 2,639,029.20
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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.