Finding the Fourth Proportional to 2,340,906.80, 3,512,526.60 and 1,330,804.40
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Solution
The fourth proportional to 2,340,906.80, 3,512,526.60 and 1,330,804.40 is: 1,996,869.70
Step by Step Solution
- Step 1: Write the proportion equation
2,340,906.80 : 3,512,526.60 = 1,330,804.40 : x - Step 2: Convert to fraction form
2,340,906.80/3,512,526.60 = 1,330,804.40/x - Step 3: Cross multiply
2,340,906.80x = 3,512,526.60 × 1,330,804.40 - Step 4: Simplify right side
2,340,906.80x = 4,674,485,854,397.04 - Step 5: Solve for x
x = 4,674,485,854,397.04/2,340,906.80 - Step 6: Final answer
x = 1,996,869.70
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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.