Finding the Fourth Proportional to 1,588,489.88, 2,192,130.39 and 863,339.33
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Solution
The fourth proportional to 1,588,489.88, 2,192,130.39 and 863,339.33 is: 1,191,416.08
Step by Step Solution
- Step 1: Write the proportion equation
1,588,489.88 : 2,192,130.39 = 863,339.33 : x - Step 2: Convert to fraction form
1,588,489.88/2,192,130.39 = 863,339.33/x - Step 3: Cross multiply
1,588,489.88x = 2,192,130.39 × 863,339.33 - Step 4: Simplify right side
1,588,489.88x = 1,892,552,382,175.24 - Step 5: Solve for x
x = 1,892,552,382,175.24/1,588,489.88 - Step 6: Final answer
x = 1,191,416.08
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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.