Finding the Fourth Proportional to 2,777,299.32, 3,832,492.26 and 1,553,392.80
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Solution
The fourth proportional to 2,777,299.32, 3,832,492.26 and 1,553,392.80 is: 2,143,580.94
Step by Step Solution
- Step 1: Write the proportion equation
2,777,299.32 : 3,832,492.26 = 1,553,392.80 : x - Step 2: Convert to fraction form
2,777,299.32/3,832,492.26 = 1,553,392.80/x - Step 3: Cross multiply
2,777,299.32x = 3,832,492.26 × 1,553,392.80 - Step 4: Simplify right side
2,777,299.32x = 5,953,365,882,739.73 - Step 5: Solve for x
x = 5,953,365,882,739.73/2,777,299.32 - Step 6: Final answer
x = 2,143,580.94
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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.