Finding the Fourth Proportional to 3,690,258.40, 5,536,165.20 and 1,559,245.60
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Solution
The fourth proportional to 3,690,258.40, 5,536,165.20 and 1,559,245.60 is: 2,339,196.96
Step by Step Solution
- Step 1: Write the proportion equation
3,690,258.40 : 5,536,165.20 = 1,559,245.60 : x - Step 2: Convert to fraction form
3,690,258.40/5,536,165.20 = 1,559,245.60/x - Step 3: Cross multiply
3,690,258.40x = 5,536,165.20 × 1,559,245.60 - Step 4: Simplify right side
3,690,258.40x = 8,632,241,228,973.12 - Step 5: Solve for x
x = 8,632,241,228,973.12/3,690,258.40 - Step 6: Final answer
x = 2,339,196.96
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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.