Finding the Fourth Proportional to 2,863,419.08, 4,298,240.70 and 1,158,735.68
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Solution
The fourth proportional to 2,863,419.08, 4,298,240.70 and 1,158,735.68 is: 1,739,362.88
Step by Step Solution
- Step 1: Write the proportion equation
2,863,419.08 : 4,298,240.70 = 1,158,735.68 : x - Step 2: Convert to fraction form
2,863,419.08/4,298,240.70 = 1,158,735.68/x - Step 3: Cross multiply
2,863,419.08x = 4,298,240.70 × 1,158,735.68 - Step 4: Simplify right side
2,863,419.08x = 4,980,524,860,318.18 - Step 5: Solve for x
x = 4,980,524,860,318.18/2,863,419.08 - Step 6: Final answer
x = 1,739,362.88
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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.