Finding the Fourth Proportional to 5,622,903.90, 8,434,355.85 and 3,497,139.90
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Solution
The fourth proportional to 5,622,903.90, 8,434,355.85 and 3,497,139.90 is: 5,245,709.85
Step by Step Solution
- Step 1: Write the proportion equation
5,622,903.90 : 8,434,355.85 = 3,497,139.90 : x - Step 2: Convert to fraction form
5,622,903.90/8,434,355.85 = 3,497,139.90/x - Step 3: Cross multiply
5,622,903.90x = 8,434,355.85 × 3,497,139.90 - Step 4: Simplify right side
5,622,903.90x = 29,496,122,373,833.41 - Step 5: Solve for x
x = 29,496,122,373,833.41/5,622,903.90 - Step 6: Final answer
x = 5,245,709.85
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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.