Finding the Fourth Proportional to 2,373,785.40, 3,556,397.05 and 1,461,379.94
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Solution
The fourth proportional to 2,373,785.40, 3,556,397.05 and 1,461,379.94 is: 2,189,434.35
Step by Step Solution
- Step 1: Write the proportion equation
2,373,785.40 : 3,556,397.05 = 1,461,379.94 : x - Step 2: Convert to fraction form
2,373,785.40/3,556,397.05 = 1,461,379.94/x - Step 3: Cross multiply
2,373,785.40x = 3,556,397.05 × 1,461,379.94 - Step 4: Simplify right side
2,373,785.40x = 5,197,247,286,109.74 - Step 5: Solve for x
x = 5,197,247,286,109.74/2,373,785.40 - Step 6: Final answer
x = 2,189,434.35
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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.