Finding the Fourth Proportional to 2,127,191.49, 3,188,126.37 and 1,062,530.73
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Solution
The fourth proportional to 2,127,191.49, 3,188,126.37 and 1,062,530.73 is: 1,592,466.99
Step by Step Solution
- Step 1: Write the proportion equation
2,127,191.49 : 3,188,126.37 = 1,062,530.73 : x - Step 2: Convert to fraction form
2,127,191.49/3,188,126.37 = 1,062,530.73/x - Step 3: Cross multiply
2,127,191.49x = 3,188,126.37 × 1,062,530.73 - Step 4: Simplify right side
2,127,191.49x = 3,387,482,239,248.35 - Step 5: Solve for x
x = 3,387,482,239,248.35/2,127,191.49 - Step 6: Final answer
x = 1,592,466.99
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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.