Finding the Fourth Proportional to 3,572,253.58, 5,358,163.18 and 1,266,860.69
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Solution
The fourth proportional to 3,572,253.58, 5,358,163.18 and 1,266,860.69 is: 1,900,214.01
Step by Step Solution
- Step 1: Write the proportion equation
3,572,253.58 : 5,358,163.18 = 1,266,860.69 : x - Step 2: Convert to fraction form
3,572,253.58/5,358,163.18 = 1,266,860.69/x - Step 3: Cross multiply
3,572,253.58x = 5,358,163.18 × 1,266,860.69 - Step 4: Simplify right side
3,572,253.58x = 6,788,046,303,347.39 - Step 5: Solve for x
x = 6,788,046,303,347.39/3,572,253.58 - Step 6: Final answer
x = 1,900,214.01
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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.