Finding the Fourth Proportional to 1,964,543.60, 2,709,452.76 and 1,158,950
Calculator
Solution
The fourth proportional to 1,964,543.60, 2,709,452.76 and 1,158,950 is: 1,598,396.84
Step by Step Solution
- Step 1: Write the proportion equation
1,964,543.60 : 2,709,452.76 = 1,158,950 : x - Step 2: Convert to fraction form
1,964,543.60/2,709,452.76 = 1,158,950/x - Step 3: Cross multiply
1,964,543.60x = 2,709,452.76 × 1,158,950 - Step 4: Simplify right side
1,964,543.60x = 3,140,120,276,202.00 - Step 5: Solve for x
x = 3,140,120,276,202.00/1,964,543.60 - Step 6: Final answer
x = 1,598,396.84
Related Problems
Find fourth proportional to 982,271.80, 1,354,726.38 and 579,475
Half scale
Find fourth proportional to 3,929,087.20, 5,418,905.52 and 2,317,900
Double scale
Find fourth proportional to 1,964,544.60, 2,709,454.14 and 1,158,951
Similar ratio
Find fourth proportional to 2,946,815.40, 4,064,179.14 and 1,738,425
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.