Finding the Fourth Proportional to 4,525,311.78, 6,245,060.13 and 2,759,313.60
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Solution
The fourth proportional to 4,525,311.78, 6,245,060.13 and 2,759,313.60 is: 3,807,931.96
Step by Step Solution
- Step 1: Write the proportion equation
4,525,311.78 : 6,245,060.13 = 2,759,313.60 : x - Step 2: Convert to fraction form
4,525,311.78/6,245,060.13 = 2,759,313.60/x - Step 3: Cross multiply
4,525,311.78x = 6,245,060.13 × 2,759,313.60 - Step 4: Simplify right side
4,525,311.78x = 17,232,079,349,526.77 - Step 5: Solve for x
x = 17,232,079,349,526.77/4,525,311.78 - Step 6: Final answer
x = 3,807,931.96
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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.