Finding the Fourth Proportional to 1,348,046.22, 1,860,316.46 and 767,240.88
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Solution
The fourth proportional to 1,348,046.22, 1,860,316.46 and 767,240.88 is: 1,058,799.62
Step by Step Solution
- Step 1: Write the proportion equation
1,348,046.22 : 1,860,316.46 = 767,240.88 : x - Step 2: Convert to fraction form
1,348,046.22/1,860,316.46 = 767,240.88/x - Step 3: Cross multiply
1,348,046.22x = 1,860,316.46 × 767,240.88 - Step 4: Simplify right side
1,348,046.22x = 1,427,310,829,913.65 - Step 5: Solve for x
x = 1,427,310,829,913.65/1,348,046.22 - Step 6: Final answer
x = 1,058,799.62
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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.