Finding the Fourth Proportional to 867,174.18, 1,195,905.21 and 744,624.84
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Solution
The fourth proportional to 867,174.18, 1,195,905.21 and 744,624.84 is: 1,026,899.49
Step by Step Solution
- Step 1: Write the proportion equation
867,174.18 : 1,195,905.21 = 744,624.84 : x - Step 2: Convert to fraction form
867,174.18/1,195,905.21 = 744,624.84/x - Step 3: Cross multiply
867,174.18x = 1,195,905.21 × 744,624.84 - Step 4: Simplify right side
867,174.18x = 890,500,725,651.42 - Step 5: Solve for x
x = 890,500,725,651.42/867,174.18 - Step 6: Final answer
x = 1,026,899.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.