Finding the Fourth Proportional to 2,228,475.24, 3,068,409.80 and 1,740,416.22
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Solution
The fourth proportional to 2,228,475.24, 3,068,409.80 and 1,740,416.22 is: 2,396,396.47
Step by Step Solution
- Step 1: Write the proportion equation
2,228,475.24 : 3,068,409.80 = 1,740,416.22 : x - Step 2: Convert to fraction form
2,228,475.24/3,068,409.80 = 1,740,416.22/x - Step 3: Cross multiply
2,228,475.24x = 3,068,409.80 × 1,740,416.22 - Step 4: Simplify right side
2,228,475.24x = 5,340,310,189,878.00 - Step 5: Solve for x
x = 5,340,310,189,878.00/2,228,475.24 - Step 6: Final answer
x = 2,396,396.47
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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.