Finding the Fourth Proportional to 949,733.23, 1,310,511.78 and 756,630.70
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Solution
The fourth proportional to 949,733.23, 1,310,511.78 and 756,630.70 is: 1,044,054.70
Step by Step Solution
- Step 1: Write the proportion equation
949,733.23 : 1,310,511.78 = 756,630.70 : x - Step 2: Convert to fraction form
949,733.23/1,310,511.78 = 756,630.70/x - Step 3: Cross multiply
949,733.23x = 1,310,511.78 × 756,630.70 - Step 4: Simplify right side
949,733.23x = 991,573,445,459.65 - Step 5: Solve for x
x = 991,573,445,459.65/949,733.23 - Step 6: Final answer
x = 1,044,054.70
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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.