Finding the Fourth Proportional to 2,501,121.13, 3,451,559.02 and 1,355,201.17
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Solution
The fourth proportional to 2,501,121.13, 3,451,559.02 and 1,355,201.17 is: 1,870,184.04
Step by Step Solution
- Step 1: Write the proportion equation
2,501,121.13 : 3,451,559.02 = 1,355,201.17 : x - Step 2: Convert to fraction form
2,501,121.13/3,451,559.02 = 1,355,201.17/x - Step 3: Cross multiply
2,501,121.13x = 3,451,559.02 × 1,355,201.17 - Step 4: Simplify right side
2,501,121.13x = 4,677,556,810,211.15 - Step 5: Solve for x
x = 4,677,556,810,211.15/2,501,121.13 - Step 6: Final answer
x = 1,870,184.04
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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.