Finding the Fourth Proportional to 3,781,756.96, 5,662,670.92 and 2,261,835.70
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Solution
The fourth proportional to 3,781,756.96, 5,662,670.92 and 2,261,835.70 is: 3,386,793.85
Step by Step Solution
- Step 1: Write the proportion equation
3,781,756.96 : 5,662,670.92 = 2,261,835.70 : x - Step 2: Convert to fraction form
3,781,756.96/5,662,670.92 = 2,261,835.70/x - Step 3: Cross multiply
3,781,756.96x = 5,662,670.92 × 2,261,835.70 - Step 4: Simplify right side
3,781,756.96x = 12,808,031,224,396.58 - Step 5: Solve for x
x = 12,808,031,224,396.58/3,781,756.96 - Step 6: Final answer
x = 3,386,793.85
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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.