Finding the Fourth Proportional to 1,442,580.74, 2,163,983.65 and 483,039.96
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Solution
The fourth proportional to 1,442,580.74, 2,163,983.65 and 483,039.96 is: 724,597.62
Step by Step Solution
- Step 1: Write the proportion equation
1,442,580.74 : 2,163,983.65 = 483,039.96 : x - Step 2: Convert to fraction form
1,442,580.74/2,163,983.65 = 483,039.96/x - Step 3: Cross multiply
1,442,580.74x = 2,163,983.65 × 483,039.96 - Step 4: Simplify right side
1,442,580.74x = 1,045,290,566,414.12 - Step 5: Solve for x
x = 1,045,290,566,414.12/1,442,580.74 - Step 6: Final answer
x = 724,597.62
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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.