Finding the Fourth Proportional to 1,867,422.21, 2,801,232.64 and 588,129.73
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Solution
The fourth proportional to 1,867,422.21, 2,801,232.64 and 588,129.73 is: 882,225.87
Step by Step Solution
- Step 1: Write the proportion equation
1,867,422.21 : 2,801,232.64 = 588,129.73 : x - Step 2: Convert to fraction form
1,867,422.21/2,801,232.64 = 588,129.73/x - Step 3: Cross multiply
1,867,422.21x = 2,801,232.64 × 588,129.73 - Step 4: Simplify right side
1,867,422.21x = 1,647,488,182,224.22 - Step 5: Solve for x
x = 1,647,488,182,224.22/1,867,422.21 - Step 6: Final answer
x = 882,225.87
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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.