Finding the Fourth Proportional to 2,620,268.08, 3,617,389.29 and 1,837,737.15
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Solution
The fourth proportional to 2,620,268.08, 3,617,389.29 and 1,837,737.15 is: 2,537,072.73
Step by Step Solution
- Step 1: Write the proportion equation
2,620,268.08 : 3,617,389.29 = 1,837,737.15 : x - Step 2: Convert to fraction form
2,620,268.08/3,617,389.29 = 1,837,737.15/x - Step 3: Cross multiply
2,620,268.08x = 3,617,389.29 × 1,837,737.15 - Step 4: Simplify right side
2,620,268.08x = 6,647,810,684,245.12 - Step 5: Solve for x
x = 6,647,810,684,245.12/2,620,268.08 - Step 6: Final answer
x = 2,537,072.73
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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.