Finding the Fourth Proportional to 1,730,869.50, 2,596,414.98 and 665,911.68
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Solution
The fourth proportional to 1,730,869.50, 2,596,414.98 and 665,911.68 is: 998,910.12
Step by Step Solution
- Step 1: Write the proportion equation
1,730,869.50 : 2,596,414.98 = 665,911.68 : x - Step 2: Convert to fraction form
1,730,869.50/2,596,414.98 = 665,911.68/x - Step 3: Cross multiply
1,730,869.50x = 2,596,414.98 × 665,911.68 - Step 4: Simplify right side
1,730,869.50x = 1,728,983,061,308.97 - Step 5: Solve for x
x = 1,728,983,061,308.97/1,730,869.50 - Step 6: Final answer
x = 998,910.12
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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.