Finding the Fourth Proportional to 2,598,813.23, 3,897,922.05 and 679,909.68
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Solution
The fourth proportional to 2,598,813.23, 3,897,922.05 and 679,909.68 is: 1,019,786.61
Step by Step Solution
- Step 1: Write the proportion equation
2,598,813.23 : 3,897,922.05 = 679,909.68 : x - Step 2: Convert to fraction form
2,598,813.23/3,897,922.05 = 679,909.68/x - Step 3: Cross multiply
2,598,813.23x = 3,897,922.05 × 679,909.68 - Step 4: Simplify right side
2,598,813.23x = 2,650,234,933,680.44 - Step 5: Solve for x
x = 2,650,234,933,680.44/2,598,813.23 - Step 6: Final answer
x = 1,019,786.61
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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.