Finding the Fourth Proportional to 1,622,378.44, 2,433,624.24 and 557,412.76
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Solution
The fourth proportional to 1,622,378.44, 2,433,624.24 and 557,412.76 is: 836,138.58
Step by Step Solution
- Step 1: Write the proportion equation
1,622,378.44 : 2,433,624.24 = 557,412.76 : x - Step 2: Convert to fraction form
1,622,378.44/2,433,624.24 = 557,412.76/x - Step 3: Cross multiply
1,622,378.44x = 2,433,624.24 × 557,412.76 - Step 4: Simplify right side
1,622,378.44x = 1,356,533,204,421.30 - Step 5: Solve for x
x = 1,356,533,204,421.30/1,622,378.44 - Step 6: Final answer
x = 836,138.58
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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.