Finding the Third Proportional to 840,232 and 1,291,497
Calculator
Solution
The third proportional to 840,232 and 1,291,497 is: 1,985,123.75
Step by Step Solution
- Step 1: Write the proportion equation
840,232 : 1,291,497 = 1,291,497 : x - Step 2: Convert to fraction form
840,232/1,291,497 = 1,291,497/x - Step 3: Cross multiply
840,232x = 1,291,497 × 1,291,497 - Step 4: Simplify right side
840,232x = 1,667,964,501,009 - Step 5: Solve for x
x = 1,667,964,501,009/840,232 - Step 6: Final answer
x = 1,985,123.75
Related Problems
Find third proportional to 420,116 and 645,748.50
Half scale
Find third proportional to 1,680,464 and 2,582,994
Double scale
Find third proportional to 840,234 and 1,291,500
Similar ratio
Find third proportional to 1,260,348 and 1,937,245.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.