Finding the Fourth Proportional to 3,070,792.24, 4,237,669.63 and 1,694,193.98
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Solution
The fourth proportional to 3,070,792.24, 4,237,669.63 and 1,694,193.98 is: 2,337,974.63
Step by Step Solution
- Step 1: Write the proportion equation
3,070,792.24 : 4,237,669.63 = 1,694,193.98 : x - Step 2: Convert to fraction form
3,070,792.24/4,237,669.63 = 1,694,193.98/x - Step 3: Cross multiply
3,070,792.24x = 4,237,669.63 × 1,694,193.98 - Step 4: Simplify right side
3,070,792.24x = 7,179,434,347,774.38 - Step 5: Solve for x
x = 7,179,434,347,774.38/3,070,792.24 - Step 6: Final answer
x = 2,337,974.63
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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.