Finding the Fourth Proportional to 5,807,946.56, 8,015,462.32 and 3,230,129.68
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Solution
The fourth proportional to 5,807,946.56, 8,015,462.32 and 3,230,129.68 is: 4,457,854.85
Step by Step Solution
- Step 1: Write the proportion equation
5,807,946.56 : 8,015,462.32 = 3,230,129.68 : x - Step 2: Convert to fraction form
5,807,946.56/8,015,462.32 = 3,230,129.68/x - Step 3: Cross multiply
5,807,946.56x = 8,015,462.32 × 3,230,129.68 - Step 4: Simplify right side
5,807,946.56x = 25,890,982,738,753.66 - Step 5: Solve for x
x = 25,890,982,738,753.66/5,807,946.56 - Step 6: Final answer
x = 4,457,854.85
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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.