Finding the Fourth Proportional to 1,588,461.26, 2,192,090.90 and 863,310.68
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Solution
The fourth proportional to 1,588,461.26, 2,192,090.90 and 863,310.68 is: 1,191,376.54
Step by Step Solution
- Step 1: Write the proportion equation
1,588,461.26 : 2,192,090.90 = 863,310.68 : x - Step 2: Convert to fraction form
1,588,461.26/2,192,090.90 = 863,310.68/x - Step 3: Cross multiply
1,588,461.26x = 2,192,090.90 × 863,310.68 - Step 4: Simplify right side
1,588,461.26x = 1,892,455,470,223.80 - Step 5: Solve for x
x = 1,892,455,470,223.80/1,588,461.26 - Step 6: Final answer
x = 1,191,376.54
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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.