Finding the Fourth Proportional to 1,871,235.92, 2,582,301.12 and 1,011,793.52
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Solution
The fourth proportional to 1,871,235.92, 2,582,301.12 and 1,011,793.52 is: 1,396,272.65
Step by Step Solution
- Step 1: Write the proportion equation
1,871,235.92 : 2,582,301.12 = 1,011,793.52 : x - Step 2: Convert to fraction form
1,871,235.92/2,582,301.12 = 1,011,793.52/x - Step 3: Cross multiply
1,871,235.92x = 2,582,301.12 × 1,011,793.52 - Step 4: Simplify right side
1,871,235.92x = 2,612,755,539,904.74 - Step 5: Solve for x
x = 2,612,755,539,904.74/1,871,235.92 - Step 6: Final answer
x = 1,396,272.65
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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.