Finding the Fourth Proportional to 4,083,109.20, 6,124,663.80 and 2,823,397.20
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Solution
The fourth proportional to 4,083,109.20, 6,124,663.80 and 2,823,397.20 is: 4,235,095.80
Step by Step Solution
- Step 1: Write the proportion equation
4,083,109.20 : 6,124,663.80 = 2,823,397.20 : x - Step 2: Convert to fraction form
4,083,109.20/6,124,663.80 = 2,823,397.20/x - Step 3: Cross multiply
4,083,109.20x = 6,124,663.80 × 2,823,397.20 - Step 4: Simplify right side
4,083,109.20x = 17,292,358,623,861.36 - Step 5: Solve for x
x = 17,292,358,623,861.36/4,083,109.20 - Step 6: Final answer
x = 4,235,095.80
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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.