Finding the Fourth Proportional to 1,739,560.20, 2,607,266.70 and 728,680.20
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Solution
The fourth proportional to 1,739,560.20, 2,607,266.70 and 728,680.20 is: 1,092,151.69
Step by Step Solution
- Step 1: Write the proportion equation
1,739,560.20 : 2,607,266.70 = 728,680.20 : x - Step 2: Convert to fraction form
1,739,560.20/2,607,266.70 = 728,680.20/x - Step 3: Cross multiply
1,739,560.20x = 2,607,266.70 × 728,680.20 - Step 4: Simplify right side
1,739,560.20x = 1,899,863,620,409.34 - Step 5: Solve for x
x = 1,899,863,620,409.34/1,739,560.20 - Step 6: Final answer
x = 1,092,151.69
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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.