Finding the Fourth Proportional to 3,699,050.68, 5,102,646.06 and 3,011,462.20
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Solution
The fourth proportional to 3,699,050.68, 5,102,646.06 and 3,011,462.20 is: 4,154,153.88
Step by Step Solution
- Step 1: Write the proportion equation
3,699,050.68 : 5,102,646.06 = 3,011,462.20 : x - Step 2: Convert to fraction form
3,699,050.68/5,102,646.06 = 3,011,462.20/x - Step 3: Cross multiply
3,699,050.68x = 5,102,646.06 × 3,011,462.20 - Step 4: Simplify right side
3,699,050.68x = 15,366,425,729,668.93 - Step 5: Solve for x
x = 15,366,425,729,668.93/3,699,050.68 - Step 6: Final answer
x = 4,154,153.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.