Finding the Fourth Proportional to 1,871,155.07, 2,582,178.97 and 1,086,293.82
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Solution
The fourth proportional to 1,871,155.07, 2,582,178.97 and 1,086,293.82 is: 1,499,076.75
Step by Step Solution
- Step 1: Write the proportion equation
1,871,155.07 : 2,582,178.97 = 1,086,293.82 : x - Step 2: Convert to fraction form
1,871,155.07/2,582,178.97 = 1,086,293.82/x - Step 3: Cross multiply
1,871,155.07x = 2,582,178.97 × 1,086,293.82 - Step 4: Simplify right side
1,871,155.07x = 2,805,005,057,244.97 - Step 5: Solve for x
x = 2,805,005,057,244.97/1,871,155.07 - Step 6: Final answer
x = 1,499,076.75
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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.