Finding the Fourth Proportional to 1,106,774.40, 1,660,161.60 and 966,806.40
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Solution
The fourth proportional to 1,106,774.40, 1,660,161.60 and 966,806.40 is: 1,450,209.60
Step by Step Solution
- Step 1: Write the proportion equation
1,106,774.40 : 1,660,161.60 = 966,806.40 : x - Step 2: Convert to fraction form
1,106,774.40/1,660,161.60 = 966,806.40/x - Step 3: Cross multiply
1,106,774.40x = 1,660,161.60 × 966,806.40 - Step 4: Simplify right side
1,106,774.40x = 1,605,054,859,914.24 - Step 5: Solve for x
x = 1,605,054,859,914.24/1,106,774.40 - Step 6: Final answer
x = 1,450,209.60
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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.