Finding the Fourth Proportional to 2,181,913.23, 3,271,348.25 and 966,828.99
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Solution
The fourth proportional to 2,181,913.23, 3,271,348.25 and 966,828.99 is: 1,449,569.25
Step by Step Solution
- Step 1: Write the proportion equation
2,181,913.23 : 3,271,348.25 = 966,828.99 : x - Step 2: Convert to fraction form
2,181,913.23/3,271,348.25 = 966,828.99/x - Step 3: Cross multiply
2,181,913.23x = 3,271,348.25 × 966,828.99 - Step 4: Simplify right side
2,181,913.23x = 3,162,834,308,129.03 - Step 5: Solve for x
x = 3,162,834,308,129.03/2,181,913.23 - Step 6: Final answer
x = 1,449,569.25
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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.