Finding the Fourth Proportional to 854,184.96, 1,281,277.26 and 782,907.21
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Solution
The fourth proportional to 854,184.96, 1,281,277.26 and 782,907.21 is: 1,174,360.65
Step by Step Solution
- Step 1: Write the proportion equation
854,184.96 : 1,281,277.26 = 782,907.21 : x - Step 2: Convert to fraction form
854,184.96/1,281,277.26 = 782,907.21/x - Step 3: Cross multiply
854,184.96x = 1,281,277.26 × 782,907.21 - Step 4: Simplify right side
854,184.96x = 1,003,121,204,863.04 - Step 5: Solve for x
x = 1,003,121,204,863.04/854,184.96 - Step 6: Final answer
x = 1,174,360.65
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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.