Finding the Fourth Proportional to 4,006,638.57, 5,528,549.70 and 2,263,671.99
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Solution
The fourth proportional to 4,006,638.57, 5,528,549.70 and 2,263,671.99 is: 3,123,521.85
Step by Step Solution
- Step 1: Write the proportion equation
4,006,638.57 : 5,528,549.70 = 2,263,671.99 : x - Step 2: Convert to fraction form
4,006,638.57/5,528,549.70 = 2,263,671.99/x - Step 3: Cross multiply
4,006,638.57x = 5,528,549.70 × 2,263,671.99 - Step 4: Simplify right side
4,006,638.57x = 12,514,823,101,212.90 - Step 5: Solve for x
x = 12,514,823,101,212.90/4,006,638.57 - Step 6: Final answer
x = 3,123,521.85
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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.