Finding the Fourth Proportional to 1,348,508.67, 1,860,998.61 and 775,549.37
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Solution
The fourth proportional to 1,348,508.67, 1,860,998.61 and 775,549.37 is: 1,070,290.70
Step by Step Solution
- Step 1: Write the proportion equation
1,348,508.67 : 1,860,998.61 = 775,549.37 : x - Step 2: Convert to fraction form
1,348,508.67/1,860,998.61 = 775,549.37/x - Step 3: Cross multiply
1,348,508.67x = 1,860,998.61 × 775,549.37 - Step 4: Simplify right side
1,348,508.67x = 1,443,296,290,251.38 - Step 5: Solve for x
x = 1,443,296,290,251.38/1,348,508.67 - Step 6: Final answer
x = 1,070,290.70
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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.