Finding the Fourth Proportional to 1,731,814.36, 2,389,907.28 and 967,867.90
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Solution
The fourth proportional to 1,731,814.36, 2,389,907.28 and 967,867.90 is: 1,335,659.64
Step by Step Solution
- Step 1: Write the proportion equation
1,731,814.36 : 2,389,907.28 = 967,867.90 : x - Step 2: Convert to fraction form
1,731,814.36/2,389,907.28 = 967,867.90/x - Step 3: Cross multiply
1,731,814.36x = 2,389,907.28 × 967,867.90 - Step 4: Simplify right side
1,731,814.36x = 2,313,114,540,288.31 - Step 5: Solve for x
x = 2,313,114,540,288.31/1,731,814.36 - Step 6: Final answer
x = 1,335,659.64
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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.