Finding the Fourth Proportional to 3,929,053.30, 5,881,770.15 and 2,330,793.70
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Solution
The fourth proportional to 3,929,053.30, 5,881,770.15 and 2,330,793.70 is: 3,489,184.74
Step by Step Solution
- Step 1: Write the proportion equation
3,929,053.30 : 5,881,770.15 = 2,330,793.70 : x - Step 2: Convert to fraction form
3,929,053.30/5,881,770.15 = 2,330,793.70/x - Step 3: Cross multiply
3,929,053.30x = 5,881,770.15 × 2,330,793.70 - Step 4: Simplify right side
3,929,053.30x = 13,709,192,810,468.06 - Step 5: Solve for x
x = 13,709,192,810,468.06/3,929,053.30 - Step 6: Final answer
x = 3,489,184.74
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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.