Finding the Fourth Proportional to 2,806,065.48, 3,871,487.52 and 1,717,201.92
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Solution
The fourth proportional to 2,806,065.48, 3,871,487.52 and 1,717,201.92 is: 2,369,198.38
Step by Step Solution
- Step 1: Write the proportion equation
2,806,065.48 : 3,871,487.52 = 1,717,201.92 : x - Step 2: Convert to fraction form
2,806,065.48/3,871,487.52 = 1,717,201.92/x - Step 3: Cross multiply
2,806,065.48x = 3,871,487.52 × 1,717,201.92 - Step 4: Simplify right side
2,806,065.48x = 6,648,125,802,600.04 - Step 5: Solve for x
x = 6,648,125,802,600.04/2,806,065.48 - Step 6: Final answer
x = 2,369,198.38
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1.5x scale
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.