Finding the Fourth Proportional to 1,610,484.99, 2,415,664.43 and 545,527.05
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Solution
The fourth proportional to 1,610,484.99, 2,415,664.43 and 545,527.05 is: 818,269.22
Step by Step Solution
- Step 1: Write the proportion equation
1,610,484.99 : 2,415,664.43 = 545,527.05 : x - Step 2: Convert to fraction form
1,610,484.99/2,415,664.43 = 545,527.05/x - Step 3: Cross multiply
1,610,484.99x = 2,415,664.43 × 545,527.05 - Step 4: Simplify right side
1,610,484.99x = 1,317,810,290,287.83 - Step 5: Solve for x
x = 1,317,810,290,287.83/1,610,484.99 - Step 6: Final answer
x = 818,269.22
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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.