Finding the Fourth Proportional to 5,402,422.97, 7,454,516.15 and 3,110,140.73
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Solution
The fourth proportional to 5,402,422.97, 7,454,516.15 and 3,110,140.73 is: 4,291,517.79
Step by Step Solution
- Step 1: Write the proportion equation
5,402,422.97 : 7,454,516.15 = 3,110,140.73 : x - Step 2: Convert to fraction form
5,402,422.97/7,454,516.15 = 3,110,140.73/x - Step 3: Cross multiply
5,402,422.97x = 7,454,516.15 × 3,110,140.73 - Step 4: Simplify right side
5,402,422.97x = 23,184,594,263,285.21 - Step 5: Solve for x
x = 23,184,594,263,285.21/5,402,422.97 - Step 6: Final answer
x = 4,291,517.79
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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.