Finding the Fourth Proportional to 2,317,164.20, 3,475,746.30 and 2,149,202.60
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Solution
The fourth proportional to 2,317,164.20, 3,475,746.30 and 2,149,202.60 is: 3,223,803.90
Step by Step Solution
- Step 1: Write the proportion equation
2,317,164.20 : 3,475,746.30 = 2,149,202.60 : x - Step 2: Convert to fraction form
2,317,164.20/3,475,746.30 = 2,149,202.60/x - Step 3: Cross multiply
2,317,164.20x = 3,475,746.30 × 2,149,202.60 - Step 4: Simplify right side
2,317,164.20x = 7,470,082,984,900.38 - Step 5: Solve for x
x = 7,470,082,984,900.38/2,317,164.20 - Step 6: Final answer
x = 3,223,803.90
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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.