Finding the Fourth Proportional to 4,065,493.07, 5,616,970.28 and 3,460,043.99
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Solution
The fourth proportional to 4,065,493.07, 5,616,970.28 and 3,460,043.99 is: 4,780,469.16
Step by Step Solution
- Step 1: Write the proportion equation
4,065,493.07 : 5,616,970.28 = 3,460,043.99 : x - Step 2: Convert to fraction form
4,065,493.07/5,616,970.28 = 3,460,043.99/x - Step 3: Cross multiply
4,065,493.07x = 5,616,970.28 × 3,460,043.99 - Step 4: Simplify right side
4,065,493.07x = 19,434,964,269,039.99 - Step 5: Solve for x
x = 19,434,964,269,039.99/4,065,493.07 - Step 6: Final answer
x = 4,780,469.16
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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.