Finding the Fourth Proportional to 1,969,395.60, 2,717,773.36 and 1,244,565.44
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Solution
The fourth proportional to 1,969,395.60, 2,717,773.36 and 1,244,565.44 is: 1,717,505.00
Step by Step Solution
- Step 1: Write the proportion equation
1,969,395.60 : 2,717,773.36 = 1,244,565.44 : x - Step 2: Convert to fraction form
1,969,395.60/2,717,773.36 = 1,244,565.44/x - Step 3: Cross multiply
1,969,395.60x = 2,717,773.36 × 1,244,565.44 - Step 4: Simplify right side
1,969,395.60x = 3,382,446,797,608.68 - Step 5: Solve for x
x = 3,382,446,797,608.68/1,969,395.60 - Step 6: Final answer
x = 1,717,505.00
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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.