Finding the Fourth Proportional to 4,194,868.36, 5,789,362.56 and 2,564,230.24
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Solution
The fourth proportional to 4,194,868.36, 5,789,362.56 and 2,564,230.24 is: 3,538,909.28
Step by Step Solution
- Step 1: Write the proportion equation
4,194,868.36 : 5,789,362.56 = 2,564,230.24 : x - Step 2: Convert to fraction form
4,194,868.36/5,789,362.56 = 2,564,230.24/x - Step 3: Cross multiply
4,194,868.36x = 5,789,362.56 × 2,564,230.24 - Step 4: Simplify right side
4,194,868.36x = 14,845,258,546,675.81 - Step 5: Solve for x
x = 14,845,258,546,675.81/4,194,868.36 - Step 6: Final answer
x = 3,538,909.28
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1.5x scale
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.