Finding the Fourth Proportional to 2,486,562.68, 3,431,974.38 and 1,625,526.20
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Solution
The fourth proportional to 2,486,562.68, 3,431,974.38 and 1,625,526.20 is: 2,243,564.71
Step by Step Solution
- Step 1: Write the proportion equation
2,486,562.68 : 3,431,974.38 = 1,625,526.20 : x - Step 2: Convert to fraction form
2,486,562.68/3,431,974.38 = 1,625,526.20/x - Step 3: Cross multiply
2,486,562.68x = 3,431,974.38 × 1,625,526.20 - Step 4: Simplify right side
2,486,562.68x = 5,578,764,272,418.76 - Step 5: Solve for x
x = 5,578,764,272,418.76/2,486,562.68 - Step 6: Final answer
x = 2,243,564.71
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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.