Finding the Fourth Proportional to 3,807,931.24, 5,704,120.86 and 2,125,930.60
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Solution
The fourth proportional to 3,807,931.24, 5,704,120.86 and 2,125,930.60 is: 3,184,554.64
Step by Step Solution
- Step 1: Write the proportion equation
3,807,931.24 : 5,704,120.86 = 2,125,930.60 : x - Step 2: Convert to fraction form
3,807,931.24/5,704,120.86 = 2,125,930.60/x - Step 3: Cross multiply
3,807,931.24x = 5,704,120.86 × 2,125,930.60 - Step 4: Simplify right side
3,807,931.24x = 12,126,565,082,372.32 - Step 5: Solve for x
x = 12,126,565,082,372.32/3,807,931.24 - Step 6: Final answer
x = 3,184,554.64
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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.