Finding the Fourth Proportional to 1,888,723.78, 2,833,638.49 and 609,306.91
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Solution
The fourth proportional to 1,888,723.78, 2,833,638.49 and 609,306.91 is: 914,138.70
Step by Step Solution
- Step 1: Write the proportion equation
1,888,723.78 : 2,833,638.49 = 609,306.91 : x - Step 2: Convert to fraction form
1,888,723.78/2,833,638.49 = 609,306.91/x - Step 3: Cross multiply
1,888,723.78x = 2,833,638.49 × 609,306.91 - Step 4: Simplify right side
1,888,723.78x = 1,726,555,506,076.50 - Step 5: Solve for x
x = 1,726,555,506,076.50/1,888,723.78 - Step 6: Final answer
x = 914,138.70
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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.