Finding the Fourth Proportional to 1,720,201.60, 2,582,270.70 and 1,010,629.45
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Solution
The fourth proportional to 1,720,201.60, 2,582,270.70 and 1,010,629.45 is: 1,517,100.56
Step by Step Solution
- Step 1: Write the proportion equation
1,720,201.60 : 2,582,270.70 = 1,010,629.45 : x - Step 2: Convert to fraction form
1,720,201.60/2,582,270.70 = 1,010,629.45/x - Step 3: Cross multiply
1,720,201.60x = 2,582,270.70 × 1,010,629.45 - Step 4: Simplify right side
1,720,201.60x = 2,609,718,817,292.12 - Step 5: Solve for x
x = 2,609,718,817,292.12/1,720,201.60 - Step 6: Final answer
x = 1,517,100.56
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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.