Finding the Fourth Proportional to 4,434,811.20, 6,652,216.80 and 3,956,514.30
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Solution
The fourth proportional to 4,434,811.20, 6,652,216.80 and 3,956,514.30 is: 5,934,771.45
Step by Step Solution
- Step 1: Write the proportion equation
4,434,811.20 : 6,652,216.80 = 3,956,514.30 : x - Step 2: Convert to fraction form
4,434,811.20/6,652,216.80 = 3,956,514.30/x - Step 3: Cross multiply
4,434,811.20x = 6,652,216.80 × 3,956,514.30 - Step 4: Simplify right side
4,434,811.20x = 26,319,590,895,900.24 - Step 5: Solve for x
x = 26,319,590,895,900.24/4,434,811.20 - Step 6: Final answer
x = 5,934,771.45
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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.