Finding the Fourth Proportional to 1,469,108.40, 2,201,038.20 and 1,201,419.60
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Solution
The fourth proportional to 1,469,108.40, 2,201,038.20 and 1,201,419.60 is: 1,799,983.20
Step by Step Solution
- Step 1: Write the proportion equation
1,469,108.40 : 2,201,038.20 = 1,201,419.60 : x - Step 2: Convert to fraction form
1,469,108.40/2,201,038.20 = 1,201,419.60/x - Step 3: Cross multiply
1,469,108.40x = 2,201,038.20 × 1,201,419.60 - Step 4: Simplify right side
1,469,108.40x = 2,644,370,433,828.72 - Step 5: Solve for x
x = 2,644,370,433,828.72/1,469,108.40 - Step 6: Final answer
x = 1,799,983.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.