Finding the Fourth Proportional to 2,923,991.84, 4,381,456 and 2,027,177.12
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Solution
The fourth proportional to 2,923,991.84, 4,381,456 and 2,027,177.12 is: 3,037,623.85
Step by Step Solution
- Step 1: Write the proportion equation
2,923,991.84 : 4,381,456 = 2,027,177.12 : x - Step 2: Convert to fraction form
2,923,991.84/4,381,456 = 2,027,177.12/x - Step 3: Cross multiply
2,923,991.84x = 4,381,456 × 2,027,177.12 - Step 4: Simplify right side
2,923,991.84x = 8,881,987,355,486.72 - Step 5: Solve for x
x = 8,881,987,355,486.72/2,923,991.84 - Step 6: Final answer
x = 3,037,623.85
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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.