Finding the Fourth Proportional to 4,495,266.40, 6,742,899.60 and 2,221,879.90
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Solution
The fourth proportional to 4,495,266.40, 6,742,899.60 and 2,221,879.90 is: 3,332,819.85
Step by Step Solution
- Step 1: Write the proportion equation
4,495,266.40 : 6,742,899.60 = 2,221,879.90 : x - Step 2: Convert to fraction form
4,495,266.40/6,742,899.60 = 2,221,879.90/x - Step 3: Cross multiply
4,495,266.40x = 6,742,899.60 × 2,221,879.90 - Step 4: Simplify right side
4,495,266.40x = 14,981,913,088,958.04 - Step 5: Solve for x
x = 14,981,913,088,958.04/4,495,266.40 - Step 6: Final answer
x = 3,332,819.85
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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.