Finding the Fourth Proportional to 1,052,343.77, 1,577,780.87 and 539,011.91
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Solution
The fourth proportional to 1,052,343.77, 1,577,780.87 and 539,011.91 is: 808,141.50
Step by Step Solution
- Step 1: Write the proportion equation
1,052,343.77 : 1,577,780.87 = 539,011.91 : x - Step 2: Convert to fraction form
1,052,343.77/1,577,780.87 = 539,011.91/x - Step 3: Cross multiply
1,052,343.77x = 1,577,780.87 × 539,011.91 - Step 4: Simplify right side
1,052,343.77x = 850,442,669,716.20 - Step 5: Solve for x
x = 850,442,669,716.20/1,052,343.77 - Step 6: Final answer
x = 808,141.50
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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.