Finding the Fourth Proportional to 2,320,291.31, 3,202,590.61 and 1,585,542.99
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Solution
The fourth proportional to 2,320,291.31, 3,202,590.61 and 1,585,542.99 is: 2,188,451.54
Step by Step Solution
- Step 1: Write the proportion equation
2,320,291.31 : 3,202,590.61 = 1,585,542.99 : x - Step 2: Convert to fraction form
2,320,291.31/3,202,590.61 = 1,585,542.99/x - Step 3: Cross multiply
2,320,291.31x = 3,202,590.61 × 1,585,542.99 - Step 4: Simplify right side
2,320,291.31x = 5,077,845,098,394.30 - Step 5: Solve for x
x = 5,077,845,098,394.30/2,320,291.31 - Step 6: Final answer
x = 2,188,451.54
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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.