Finding the Fourth Proportional to 2,991,202.89, 4,485,863.20 and 968,977.62
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Solution
The fourth proportional to 2,991,202.89, 4,485,863.20 and 968,977.62 is: 1,453,161.56
Step by Step Solution
- Step 1: Write the proportion equation
2,991,202.89 : 4,485,863.20 = 968,977.62 : x - Step 2: Convert to fraction form
2,991,202.89/4,485,863.20 = 968,977.62/x - Step 3: Cross multiply
2,991,202.89x = 4,485,863.20 × 968,977.62 - Step 4: Simplify right side
2,991,202.89x = 4,346,701,050,966.30 - Step 5: Solve for x
x = 4,346,701,050,966.30/2,991,202.89 - Step 6: Final answer
x = 1,453,161.56
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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.