Finding the Fourth Proportional to 4,044,821.08, 5,581,816.34 and 2,209,278.98
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Solution
The fourth proportional to 4,044,821.08, 5,581,816.34 and 2,209,278.98 is: 3,048,784.91
Step by Step Solution
- Step 1: Write the proportion equation
4,044,821.08 : 5,581,816.34 = 2,209,278.98 : x - Step 2: Convert to fraction form
4,044,821.08/5,581,816.34 = 2,209,278.98/x - Step 3: Cross multiply
4,044,821.08x = 5,581,816.34 × 2,209,278.98 - Step 4: Simplify right side
4,044,821.08x = 12,331,789,471,227.06 - Step 5: Solve for x
x = 12,331,789,471,227.06/4,044,821.08 - Step 6: Final answer
x = 3,048,784.91
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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.