Finding the Fourth Proportional to 3,417,176.70, 5,125,825.80 and 1,021,050.90
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Solution
The fourth proportional to 3,417,176.70, 5,125,825.80 and 1,021,050.90 is: 1,531,594.50
Step by Step Solution
- Step 1: Write the proportion equation
3,417,176.70 : 5,125,825.80 = 1,021,050.90 : x - Step 2: Convert to fraction form
3,417,176.70/5,125,825.80 = 1,021,050.90/x - Step 3: Cross multiply
3,417,176.70x = 5,125,825.80 × 1,021,050.90 - Step 4: Simplify right side
3,417,176.70x = 5,233,729,046,333.22 - Step 5: Solve for x
x = 5,233,729,046,333.22/3,417,176.70 - Step 6: Final answer
x = 1,531,594.50
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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.