Finding the Fourth Proportional to 2,467,663.80, 3,693,201.30 and 1,721,167.80
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Solution
The fourth proportional to 2,467,663.80, 3,693,201.30 and 1,721,167.80 is: 2,575,966.45
Step by Step Solution
- Step 1: Write the proportion equation
2,467,663.80 : 3,693,201.30 = 1,721,167.80 : x - Step 2: Convert to fraction form
2,467,663.80/3,693,201.30 = 1,721,167.80/x - Step 3: Cross multiply
2,467,663.80x = 3,693,201.30 × 1,721,167.80 - Step 4: Simplify right side
2,467,663.80x = 6,356,619,156,478.14 - Step 5: Solve for x
x = 6,356,619,156,478.14/2,467,663.80 - Step 6: Final answer
x = 2,575,966.45
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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.