Finding the Fourth Proportional to 1,354,206, 2,031,432.12 and 356,934
Calculator
Solution
The fourth proportional to 1,354,206, 2,031,432.12 and 356,934 is: 535,433.45
Step by Step Solution
- Step 1: Write the proportion equation
1,354,206 : 2,031,432.12 = 356,934 : x - Step 2: Convert to fraction form
1,354,206/2,031,432.12 = 356,934/x - Step 3: Cross multiply
1,354,206x = 2,031,432.12 × 356,934 - Step 4: Simplify right side
1,354,206x = 725,087,192,320.08 - Step 5: Solve for x
x = 725,087,192,320.08/1,354,206 - Step 6: Final answer
x = 535,433.45
Related Problems
Find fourth proportional to 677,103, 1,015,716.06 and 178,467
Half scale
Find fourth proportional to 2,708,412, 4,062,864.24 and 713,868
Double scale
Find fourth proportional to 1,354,207, 2,031,433.62 and 356,935
Similar ratio
Find fourth proportional to 2,031,309, 3,047,148.18 and 535,401
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.