Finding the Fourth Proportional to 3,709,262.40, 5,563,893.60 and 3,460,430.40
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Solution
The fourth proportional to 3,709,262.40, 5,563,893.60 and 3,460,430.40 is: 5,190,645.60
Step by Step Solution
- Step 1: Write the proportion equation
3,709,262.40 : 5,563,893.60 = 3,460,430.40 : x - Step 2: Convert to fraction form
3,709,262.40/5,563,893.60 = 3,460,430.40/x - Step 3: Cross multiply
3,709,262.40x = 5,563,893.60 × 3,460,430.40 - Step 4: Simplify right side
3,709,262.40x = 19,253,466,555,805.44 - Step 5: Solve for x
x = 19,253,466,555,805.44/3,709,262.40 - Step 6: Final answer
x = 5,190,645.60
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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.