Finding the Fourth Proportional to 2,822,169.47, 3,887,472.51 and 2,276,778.11
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Solution
The fourth proportional to 2,822,169.47, 3,887,472.51 and 2,276,778.11 is: 3,136,208.65
Step by Step Solution
- Step 1: Write the proportion equation
2,822,169.47 : 3,887,472.51 = 2,276,778.11 : x - Step 2: Convert to fraction form
2,822,169.47/3,887,472.51 = 2,276,778.11/x - Step 3: Cross multiply
2,822,169.47x = 3,887,472.51 × 2,276,778.11 - Step 4: Simplify right side
2,822,169.47x = 8,850,912,294,557.39 - Step 5: Solve for x
x = 8,850,912,294,557.39/2,822,169.47 - Step 6: Final answer
x = 3,136,208.65
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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.