Finding the Fourth Proportional to 1,812,394.08, 2,718,711 and 533,115.99
Calculator
Solution
The fourth proportional to 1,812,394.08, 2,718,711 and 533,115.99 is: 799,709.25
Step by Step Solution
- Step 1: Write the proportion equation
1,812,394.08 : 2,718,711 = 533,115.99 : x - Step 2: Convert to fraction form
1,812,394.08/2,718,711 = 533,115.99/x - Step 3: Cross multiply
1,812,394.08x = 2,718,711 × 533,115.99 - Step 4: Simplify right side
1,812,394.08x = 1,449,388,306,288.89 - Step 5: Solve for x
x = 1,449,388,306,288.89/1,812,394.08 - Step 6: Final answer
x = 799,709.25
Related Problems
Find fourth proportional to 906,197.04, 1,359,355.50 and 266,558.00
Half scale
Find fourth proportional to 3,624,788.16, 5,437,422 and 1,066,231.98
Double scale
Find fourth proportional to 1,812,395.08, 2,718,712.50 and 533,116.99
Similar ratio
Find fourth proportional to 2,718,591.12, 4,078,066.50 and 799,673.99
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.