Finding the Fourth Proportional to 1,919,951.17, 2,649,481.99 and 1,060,492.98
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Solution
The fourth proportional to 1,919,951.17, 2,649,481.99 and 1,060,492.98 is: 1,463,452.35
Step by Step Solution
- Step 1: Write the proportion equation
1,919,951.17 : 2,649,481.99 = 1,060,492.98 : x - Step 2: Convert to fraction form
1,919,951.17/2,649,481.99 = 1,060,492.98/x - Step 3: Cross multiply
1,919,951.17x = 2,649,481.99 × 1,060,492.98 - Step 4: Simplify right side
1,919,951.17x = 2,809,757,051,031.43 - Step 5: Solve for x
x = 2,809,757,051,031.43/1,919,951.17 - Step 6: Final answer
x = 1,463,452.35
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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.