Finding the Fourth Proportional to 1,726,125.38, 2,383,073.68 and 1,534,608.88
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Solution
The fourth proportional to 1,726,125.38, 2,383,073.68 and 1,534,608.88 is: 2,118,667.67
Step by Step Solution
- Step 1: Write the proportion equation
1,726,125.38 : 2,383,073.68 = 1,534,608.88 : x - Step 2: Convert to fraction form
1,726,125.38/2,383,073.68 = 1,534,608.88/x - Step 3: Cross multiply
1,726,125.38x = 2,383,073.68 × 1,534,608.88 - Step 4: Simplify right side
1,726,125.38x = 3,657,086,031,022.28 - Step 5: Solve for x
x = 3,657,086,031,022.28/1,726,125.38 - Step 6: Final answer
x = 2,118,667.67
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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.