Finding the Fourth Proportional to 1,039,530, 1,434,552.20 and 562,602
Calculator
Solution
The fourth proportional to 1,039,530, 1,434,552.20 and 562,602 is: 776,391.19
Step by Step Solution
- Step 1: Write the proportion equation
1,039,530 : 1,434,552.20 = 562,602 : x - Step 2: Convert to fraction form
1,039,530/1,434,552.20 = 562,602/x - Step 3: Cross multiply
1,039,530x = 1,434,552.20 × 562,602 - Step 4: Simplify right side
1,039,530x = 807,081,936,824.40 - Step 5: Solve for x
x = 807,081,936,824.40/1,039,530 - Step 6: Final answer
x = 776,391.19
Related Problems
Find fourth proportional to 519,765, 717,276.10 and 281,301
Half scale
Find fourth proportional to 2,079,060, 2,869,104.40 and 1,125,204
Double scale
Find fourth proportional to 1,039,531, 1,434,553.58 and 562,603
Similar ratio
Find fourth proportional to 1,559,295, 2,151,828.30 and 843,903
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.