Finding the Fourth Proportional to 4,955,633.91, 7,424,651.82 and 2,070,649.74
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Solution
The fourth proportional to 4,955,633.91, 7,424,651.82 and 2,070,649.74 is: 3,102,298.04
Step by Step Solution
- Step 1: Write the proportion equation
4,955,633.91 : 7,424,651.82 = 2,070,649.74 : x - Step 2: Convert to fraction form
4,955,633.91/7,424,651.82 = 2,070,649.74/x - Step 3: Cross multiply
4,955,633.91x = 7,424,651.82 × 2,070,649.74 - Step 4: Simplify right side
4,955,633.91x = 15,373,853,360,673.53 - Step 5: Solve for x
x = 15,373,853,360,673.53/4,955,633.91 - Step 6: Final answer
x = 3,102,298.04
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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.