Finding the Fourth Proportional to 4,612,806.28, 6,365,683.92 and 2,575,688.68
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Solution
The fourth proportional to 4,612,806.28, 6,365,683.92 and 2,575,688.68 is: 3,554,456.66
Step by Step Solution
- Step 1: Write the proportion equation
4,612,806.28 : 6,365,683.92 = 2,575,688.68 : x - Step 2: Convert to fraction form
4,612,806.28/6,365,683.92 = 2,575,688.68/x - Step 3: Cross multiply
4,612,806.28x = 6,365,683.92 × 2,575,688.68 - Step 4: Simplify right side
4,612,806.28x = 16,396,020,013,202.03 - Step 5: Solve for x
x = 16,396,020,013,202.03/4,612,806.28 - Step 6: Final answer
x = 3,554,456.66
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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.