Finding the Third Proportional to 747,418 and 1,754,679
Calculator
Solution
The third proportional to 747,418 and 1,754,679 is: 4,119,379.51
Step by Step Solution
- Step 1: Write the proportion equation
747,418 : 1,754,679 = 1,754,679 : x - Step 2: Convert to fraction form
747,418/1,754,679 = 1,754,679/x - Step 3: Cross multiply
747,418x = 1,754,679 × 1,754,679 - Step 4: Simplify right side
747,418x = 3,078,898,393,041 - Step 5: Solve for x
x = 3,078,898,393,041/747,418 - Step 6: Final answer
x = 4,119,379.51
Related Problems
Find third proportional to 373,709 and 877,339.50
Half scale
Find third proportional to 1,494,836 and 3,509,358
Double scale
Find third proportional to 747,420 and 1,754,684
Similar ratio
Find third proportional to 1,121,127 and 2,632,018.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.