Finding the Fourth Proportional to 1,617,519.76, 2,426,590.68 and 620,170
Calculator
Solution
The fourth proportional to 1,617,519.76, 2,426,590.68 and 620,170 is: 930,374.26
Step by Step Solution
- Step 1: Write the proportion equation
1,617,519.76 : 2,426,590.68 = 620,170 : x - Step 2: Convert to fraction form
1,617,519.76/2,426,590.68 = 620,170/x - Step 3: Cross multiply
1,617,519.76x = 2,426,590.68 × 620,170 - Step 4: Simplify right side
1,617,519.76x = 1,504,898,742,015.60 - Step 5: Solve for x
x = 1,504,898,742,015.60/1,617,519.76 - Step 6: Final answer
x = 930,374.26
Related Problems
Find fourth proportional to 808,759.88, 1,213,295.34 and 310,085
Half scale
Find fourth proportional to 3,235,039.52, 4,853,181.36 and 1,240,340
Double scale
Find fourth proportional to 1,617,520.76, 2,426,592.18 and 620,171
Similar ratio
Find fourth proportional to 2,426,279.64, 3,639,886.02 and 930,255
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.