Finding the Fourth Proportional to 5,464,328.80, 8,189,494.80 and 4,195,868.80
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Solution
The fourth proportional to 5,464,328.80, 8,189,494.80 and 4,195,868.80 is: 6,288,429.37
Step by Step Solution
- Step 1: Write the proportion equation
5,464,328.80 : 8,189,494.80 = 4,195,868.80 : x - Step 2: Convert to fraction form
5,464,328.80/8,189,494.80 = 4,195,868.80/x - Step 3: Cross multiply
5,464,328.80x = 8,189,494.80 × 4,195,868.80 - Step 4: Simplify right side
5,464,328.80x = 34,362,045,719,082.24 - Step 5: Solve for x
x = 34,362,045,719,082.24/5,464,328.80 - Step 6: Final answer
x = 6,288,429.37
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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.