Finding the Fourth Proportional to 1,755,748.90, 2,634,730.44 and 690,652.54
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Solution
The fourth proportional to 1,755,748.90, 2,634,730.44 and 690,652.54 is: 1,036,414.30
Step by Step Solution
- Step 1: Write the proportion equation
1,755,748.90 : 2,634,730.44 = 690,652.54 : x - Step 2: Convert to fraction form
1,755,748.90/2,634,730.44 = 690,652.54/x - Step 3: Cross multiply
1,755,748.90x = 2,634,730.44 × 690,652.54 - Step 4: Simplify right side
1,755,748.90x = 1,819,683,270,601.32 - Step 5: Solve for x
x = 1,819,683,270,601.32/1,755,748.90 - Step 6: Final answer
x = 1,036,414.30
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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.