Finding the Fourth Proportional to 4,295,776.36, 6,434,961.08 and 1,986,988
Calculator
Solution
The fourth proportional to 4,295,776.36, 6,434,961.08 and 1,986,988 is: 2,976,456.26
Step by Step Solution
- Step 1: Write the proportion equation
4,295,776.36 : 6,434,961.08 = 1,986,988 : x - Step 2: Convert to fraction form
4,295,776.36/6,434,961.08 = 1,986,988/x - Step 3: Cross multiply
4,295,776.36x = 6,434,961.08 × 1,986,988 - Step 4: Simplify right side
4,295,776.36x = 12,786,190,446,427.04 - Step 5: Solve for x
x = 12,786,190,446,427.04/4,295,776.36 - Step 6: Final answer
x = 2,976,456.26
Related Problems
Find fourth proportional to 2,147,888.18, 3,217,480.54 and 993,494
Half scale
Find fourth proportional to 8,591,552.72, 12,869,922.16 and 3,973,976
Double scale
Find fourth proportional to 4,295,777.36, 6,434,962.58 and 1,986,989
Similar ratio
Find fourth proportional to 6,443,664.54, 9,652,441.62 and 2,980,482
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.