Finding the Fourth Proportional to 1,827,039.09, 2,740,493.03 and 479,190.99
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Solution
The fourth proportional to 1,827,039.09, 2,740,493.03 and 479,190.99 is: 718,769.28
Step by Step Solution
- Step 1: Write the proportion equation
1,827,039.09 : 2,740,493.03 = 479,190.99 : x - Step 2: Convert to fraction form
1,827,039.09/2,740,493.03 = 479,190.99/x - Step 3: Cross multiply
1,827,039.09x = 2,740,493.03 × 479,190.99 - Step 4: Simplify right side
1,827,039.09x = 1,313,219,565,737.84 - Step 5: Solve for x
x = 1,313,219,565,737.84/1,827,039.09 - Step 6: Final answer
x = 718,769.28
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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.