Finding the Fourth Proportional to 3,730,820.90, 5,596,231.35 and 1,334,743.70
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Solution
The fourth proportional to 3,730,820.90, 5,596,231.35 and 1,334,743.70 is: 2,002,115.55
Step by Step Solution
- Step 1: Write the proportion equation
3,730,820.90 : 5,596,231.35 = 1,334,743.70 : x - Step 2: Convert to fraction form
3,730,820.90/5,596,231.35 = 1,334,743.70/x - Step 3: Cross multiply
3,730,820.90x = 5,596,231.35 × 1,334,743.70 - Step 4: Simplify right side
3,730,820.90x = 7,469,534,538,154.99 - Step 5: Solve for x
x = 7,469,534,538,154.99/3,730,820.90 - Step 6: Final answer
x = 2,002,115.55
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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.