Finding the Fourth Proportional to 4,240,297.74, 6,357,101.49 and 2,109,218.70
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Solution
The fourth proportional to 4,240,297.74, 6,357,101.49 and 2,109,218.70 is: 3,162,164.11
Step by Step Solution
- Step 1: Write the proportion equation
4,240,297.74 : 6,357,101.49 = 2,109,218.70 : x - Step 2: Convert to fraction form
4,240,297.74/6,357,101.49 = 2,109,218.70/x - Step 3: Cross multiply
4,240,297.74x = 6,357,101.49 × 2,109,218.70 - Step 4: Simplify right side
4,240,297.74x = 13,408,517,340,505.87 - Step 5: Solve for x
x = 13,408,517,340,505.87/4,240,297.74 - Step 6: Final answer
x = 3,162,164.11
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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.