Finding the Fourth Proportional to 5,490,939.70, 7,577,483.70 and 3,010,156
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Solution
The fourth proportional to 5,490,939.70, 7,577,483.70 and 3,010,156 is: 4,154,008.11
Step by Step Solution
- Step 1: Write the proportion equation
5,490,939.70 : 7,577,483.70 = 3,010,156 : x - Step 2: Convert to fraction form
5,490,939.70/7,577,483.70 = 3,010,156/x - Step 3: Cross multiply
5,490,939.70x = 7,577,483.70 × 3,010,156 - Step 4: Simplify right side
5,490,939.70x = 22,809,408,024,457.20 - Step 5: Solve for x
x = 22,809,408,024,457.20/5,490,939.70 - Step 6: Final answer
x = 4,154,008.11
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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.