Finding the Fourth Proportional to 2,711,701.81, 3,742,138.14 and 1,488,027.79
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Solution
The fourth proportional to 2,711,701.81, 3,742,138.14 and 1,488,027.79 is: 2,053,472.66
Step by Step Solution
- Step 1: Write the proportion equation
2,711,701.81 : 3,742,138.14 = 1,488,027.79 : x - Step 2: Convert to fraction form
2,711,701.81/3,742,138.14 = 1,488,027.79/x - Step 3: Cross multiply
2,711,701.81x = 3,742,138.14 × 1,488,027.79 - Step 4: Simplify right side
2,711,701.81x = 5,568,405,520,188.08 - Step 5: Solve for x
x = 5,568,405,520,188.08/2,711,701.81 - Step 6: Final answer
x = 2,053,472.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.