Finding the Fourth Proportional to 5,783,477.85, 7,971,237.41 and 3,846,276.99
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Solution
The fourth proportional to 5,783,477.85, 7,971,237.41 and 3,846,276.99 is: 5,301,237.04
Step by Step Solution
- Step 1: Write the proportion equation
5,783,477.85 : 7,971,237.41 = 3,846,276.99 : x - Step 2: Convert to fraction form
5,783,477.85/7,971,237.41 = 3,846,276.99/x - Step 3: Cross multiply
5,783,477.85x = 7,971,237.41 × 3,846,276.99 - Step 4: Simplify right side
5,783,477.85x = 30,659,587,012,678.81 - Step 5: Solve for x
x = 30,659,587,012,678.81/5,783,477.85 - Step 6: Final answer
x = 5,301,237.04
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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.