Finding the Fourth Proportional to 1,903,370.40, 2,625,274.80 and 1,616,436
Calculator
Solution
The fourth proportional to 1,903,370.40, 2,625,274.80 and 1,616,436 is: 2,229,512.81
Step by Step Solution
- Step 1: Write the proportion equation
1,903,370.40 : 2,625,274.80 = 1,616,436 : x - Step 2: Convert to fraction form
1,903,370.40/2,625,274.80 = 1,616,436/x - Step 3: Cross multiply
1,903,370.40x = 2,625,274.80 × 1,616,436 - Step 4: Simplify right side
1,903,370.40x = 4,243,588,696,612.80 - Step 5: Solve for x
x = 4,243,588,696,612.80/1,903,370.40 - Step 6: Final answer
x = 2,229,512.81
Related Problems
Find fourth proportional to 951,685.20, 1,312,637.40 and 808,218
Half scale
Find fourth proportional to 3,806,740.80, 5,250,549.60 and 3,232,872
Double scale
Find fourth proportional to 1,903,371.40, 2,625,276.18 and 1,616,437
Similar ratio
Find fourth proportional to 2,855,055.60, 3,937,912.20 and 2,424,654
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.