Finding the Fourth Proportional to 5,424,492.24, 8,137,857.24 and 1,781,496.72
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Solution
The fourth proportional to 5,424,492.24, 8,137,857.24 and 1,781,496.72 is: 2,672,612.54
Step by Step Solution
- Step 1: Write the proportion equation
5,424,492.24 : 8,137,857.24 = 1,781,496.72 : x - Step 2: Convert to fraction form
5,424,492.24/8,137,857.24 = 1,781,496.72/x - Step 3: Cross multiply
5,424,492.24x = 8,137,857.24 × 1,781,496.72 - Step 4: Simplify right side
5,424,492.24x = 14,497,565,980,888.25 - Step 5: Solve for x
x = 14,497,565,980,888.25/5,424,492.24 - Step 6: Final answer
x = 2,672,612.54
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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.