Finding the Fourth Proportional to 2,320,679.21, 3,202,592.54 and 1,302,159.29
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Solution
The fourth proportional to 2,320,679.21, 3,202,592.54 and 1,302,159.29 is: 1,797,010.80
Step by Step Solution
- Step 1: Write the proportion equation
2,320,679.21 : 3,202,592.54 = 1,302,159.29 : x - Step 2: Convert to fraction form
2,320,679.21/3,202,592.54 = 1,302,159.29/x - Step 3: Cross multiply
2,320,679.21x = 3,202,592.54 × 1,302,159.29 - Step 4: Simplify right side
2,320,679.21x = 4,170,285,605,521.94 - Step 5: Solve for x
x = 4,170,285,605,521.94/2,320,679.21 - Step 6: Final answer
x = 1,797,010.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.