Finding the Fourth Proportional to 1,731,640.70, 2,597,461.05 and 1,416,712.70
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Solution
The fourth proportional to 1,731,640.70, 2,597,461.05 and 1,416,712.70 is: 2,125,069.05
Step by Step Solution
- Step 1: Write the proportion equation
1,731,640.70 : 2,597,461.05 = 1,416,712.70 : x - Step 2: Convert to fraction form
1,731,640.70/2,597,461.05 = 1,416,712.70/x - Step 3: Cross multiply
1,731,640.70x = 2,597,461.05 × 1,416,712.70 - Step 4: Simplify right side
1,731,640.70x = 3,679,856,057,290.33 - Step 5: Solve for x
x = 3,679,856,057,290.33/1,731,640.70 - Step 6: Final answer
x = 2,125,069.05
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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.