Finding the Fourth Proportional to 2,582,355, 3,874,154.58 and 809,427
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Solution
The fourth proportional to 2,582,355, 3,874,154.58 and 809,427 is: 1,214,335.49
Step by Step Solution
- Step 1: Write the proportion equation
2,582,355 : 3,874,154.58 = 809,427 : x - Step 2: Convert to fraction form
2,582,355/3,874,154.58 = 809,427/x - Step 3: Cross multiply
2,582,355x = 3,874,154.58 × 809,427 - Step 4: Simplify right side
2,582,355x = 3,135,845,319,225.66 - Step 5: Solve for x
x = 3,135,845,319,225.66/2,582,355 - Step 6: Final answer
x = 1,214,335.49
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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.