Finding the Fourth Proportional to 1,969,097.26, 2,717,356.64 and 1,063,679.26
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Solution
The fourth proportional to 1,969,097.26, 2,717,356.64 and 1,063,679.26 is: 1,467,878.69
Step by Step Solution
- Step 1: Write the proportion equation
1,969,097.26 : 2,717,356.64 = 1,063,679.26 : x - Step 2: Convert to fraction form
1,969,097.26/2,717,356.64 = 1,063,679.26/x - Step 3: Cross multiply
1,969,097.26x = 2,717,356.64 × 1,063,679.26 - Step 4: Simplify right side
1,969,097.26x = 2,890,395,899,991.29 - Step 5: Solve for x
x = 2,890,395,899,991.29/1,969,097.26 - Step 6: Final answer
x = 1,467,878.69
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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.