Finding the Fourth Proportional to 2,286,358.41, 3,155,316.21 and 1,267,763.16
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Solution
The fourth proportional to 2,286,358.41, 3,155,316.21 and 1,267,763.16 is: 1,749,591.68
Step by Step Solution
- Step 1: Write the proportion equation
2,286,358.41 : 3,155,316.21 = 1,267,763.16 : x - Step 2: Convert to fraction form
2,286,358.41/3,155,316.21 = 1,267,763.16/x - Step 3: Cross multiply
2,286,358.41x = 3,155,316.21 × 1,267,763.16 - Step 4: Simplify right side
2,286,358.41x = 4,000,193,649,188.82 - Step 5: Solve for x
x = 4,000,193,649,188.82/2,286,358.41 - Step 6: Final answer
x = 1,749,591.68
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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.