Finding the Fourth Proportional to 3,888,485.09, 5,832,728.24 and 1,048,597.55
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Solution
The fourth proportional to 3,888,485.09, 5,832,728.24 and 1,048,597.55 is: 1,572,896.49
Step by Step Solution
- Step 1: Write the proportion equation
3,888,485.09 : 5,832,728.24 = 1,048,597.55 : x - Step 2: Convert to fraction form
3,888,485.09/5,832,728.24 = 1,048,597.55/x - Step 3: Cross multiply
3,888,485.09x = 5,832,728.24 × 1,048,597.55 - Step 4: Simplify right side
3,888,485.09x = 6,116,184,535,644.28 - Step 5: Solve for x
x = 6,116,184,535,644.28/3,888,485.09 - Step 6: Final answer
x = 1,572,896.49
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1.5x scale
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.