Finding the Fourth Proportional to 1,348,405.67, 1,860,806.16 and 736,566.90
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Solution
The fourth proportional to 1,348,405.67, 1,860,806.16 and 736,566.90 is: 1,016,465.79
Step by Step Solution
- Step 1: Write the proportion equation
1,348,405.67 : 1,860,806.16 = 736,566.90 : x - Step 2: Convert to fraction form
1,348,405.67/1,860,806.16 = 736,566.90/x - Step 3: Cross multiply
1,348,405.67x = 1,860,806.16 × 736,566.90 - Step 4: Simplify right side
1,348,405.67x = 1,370,608,224,772.10 - Step 5: Solve for x
x = 1,370,608,224,772.10/1,348,405.67 - Step 6: Final answer
x = 1,016,465.79
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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.