Finding the Fourth Proportional to 4,431,567.92, 6,648,246.20 and 1,399,407.44
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Solution
The fourth proportional to 4,431,567.92, 6,648,246.20 and 1,399,407.44 is: 2,099,393.57
Step by Step Solution
- Step 1: Write the proportion equation
4,431,567.92 : 6,648,246.20 = 1,399,407.44 : x - Step 2: Convert to fraction form
4,431,567.92/6,648,246.20 = 1,399,407.44/x - Step 3: Cross multiply
4,431,567.92x = 6,648,246.20 × 1,399,407.44 - Step 4: Simplify right side
4,431,567.92x = 9,303,605,195,231.73 - Step 5: Solve for x
x = 9,303,605,195,231.73/4,431,567.92 - Step 6: Final answer
x = 2,099,393.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.