Finding the Fourth Proportional to 2,497,395.20, 3,745,712.64 and 814,496
Calculator
Solution
The fourth proportional to 2,497,395.20, 3,745,712.64 and 814,496 is: 1,221,620.02
Step by Step Solution
- Step 1: Write the proportion equation
2,497,395.20 : 3,745,712.64 = 814,496 : x - Step 2: Convert to fraction form
2,497,395.20/3,745,712.64 = 814,496/x - Step 3: Cross multiply
2,497,395.20x = 3,745,712.64 × 814,496 - Step 4: Simplify right side
2,497,395.20x = 3,050,867,962,429.44 - Step 5: Solve for x
x = 3,050,867,962,429.44/2,497,395.20 - Step 6: Final answer
x = 1,221,620.02
Related Problems
Find fourth proportional to 1,248,697.60, 1,872,856.32 and 407,248
Half scale
Find fourth proportional to 4,994,790.40, 7,491,425.28 and 1,628,992
Double scale
Find fourth proportional to 2,497,396.20, 3,745,714.14 and 814,497
Similar ratio
Find fourth proportional to 3,746,092.80, 5,618,568.96 and 1,221,744
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.