Finding the Fourth Proportional to 2,991,676.70, 4,486,202.85 and 1,193,962.70
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Solution
The fourth proportional to 2,991,676.70, 4,486,202.85 and 1,193,962.70 is: 1,790,420.36
Step by Step Solution
- Step 1: Write the proportion equation
2,991,676.70 : 4,486,202.85 = 1,193,962.70 : x - Step 2: Convert to fraction form
2,991,676.70/4,486,202.85 = 1,193,962.70/x - Step 3: Cross multiply
2,991,676.70x = 4,486,202.85 × 1,193,962.70 - Step 4: Simplify right side
2,991,676.70x = 5,356,358,867,533.69 - Step 5: Solve for x
x = 5,356,358,867,533.69/2,991,676.70 - Step 6: Final answer
x = 1,790,420.36
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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.