Finding the Fourth Proportional to 2,232,991.27, 3,082,221.75 and 1,774,918.63
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Solution
The fourth proportional to 2,232,991.27, 3,082,221.75 and 1,774,918.63 is: 2,449,939.18
Step by Step Solution
- Step 1: Write the proportion equation
2,232,991.27 : 3,082,221.75 = 1,774,918.63 : x - Step 2: Convert to fraction form
2,232,991.27/3,082,221.75 = 1,774,918.63/x - Step 3: Cross multiply
2,232,991.27x = 3,082,221.75 × 1,774,918.63 - Step 4: Simplify right side
2,232,991.27x = 5,470,692,805,866.20 - Step 5: Solve for x
x = 5,470,692,805,866.20/2,232,991.27 - Step 6: Final answer
x = 2,449,939.18
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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.