Finding the Fourth Proportional to 2,445,534.38, 3,374,942.84 and 1,357,806.11
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Solution
The fourth proportional to 2,445,534.38, 3,374,942.84 and 1,357,806.11 is: 1,873,830.94
Step by Step Solution
- Step 1: Write the proportion equation
2,445,534.38 : 3,374,942.84 = 1,357,806.11 : x - Step 2: Convert to fraction form
2,445,534.38/3,374,942.84 = 1,357,806.11/x - Step 3: Cross multiply
2,445,534.38x = 3,374,942.84 × 1,357,806.11 - Step 4: Simplify right side
2,445,534.38x = 4,582,517,985,389.01 - Step 5: Solve for x
x = 4,582,517,985,389.01/2,445,534.38 - Step 6: Final answer
x = 1,873,830.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.