Finding the Fourth Proportional to 1,825,194.10, 2,735,860.49 and 687,464.03
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Solution
The fourth proportional to 1,825,194.10, 2,735,860.49 and 687,464.03 is: 1,030,468.86
Step by Step Solution
- Step 1: Write the proportion equation
1,825,194.10 : 2,735,860.49 = 687,464.03 : x - Step 2: Convert to fraction form
1,825,194.10/2,735,860.49 = 687,464.03/x - Step 3: Cross multiply
1,825,194.10x = 2,735,860.49 × 687,464.03 - Step 4: Simplify right side
1,825,194.10x = 1,880,805,677,973.18 - Step 5: Solve for x
x = 1,880,805,677,973.18/1,825,194.10 - Step 6: Final answer
x = 1,030,468.86
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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.