Finding the Fourth Proportional to 1,588,555.26, 2,192,228.46 and 863,402.76
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Solution
The fourth proportional to 1,588,555.26, 2,192,228.46 and 863,402.76 is: 1,191,507.88
Step by Step Solution
- Step 1: Write the proportion equation
1,588,555.26 : 2,192,228.46 = 863,402.76 : x - Step 2: Convert to fraction form
1,588,555.26/2,192,228.46 = 863,402.76/x - Step 3: Cross multiply
1,588,555.26x = 2,192,228.46 × 863,402.76 - Step 4: Simplify right side
1,588,555.26x = 1,892,776,102,914.55 - Step 5: Solve for x
x = 1,892,776,102,914.55/1,588,555.26 - Step 6: Final answer
x = 1,191,507.88
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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.