Finding the Fourth Proportional to 4,352,739.24, 6,530,214.78 and 2,557,140.84
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Solution
The fourth proportional to 4,352,739.24, 6,530,214.78 and 2,557,140.84 is: 3,836,360.96
Step by Step Solution
- Step 1: Write the proportion equation
4,352,739.24 : 6,530,214.78 = 2,557,140.84 : x - Step 2: Convert to fraction form
4,352,739.24/6,530,214.78 = 2,557,140.84/x - Step 3: Cross multiply
4,352,739.24x = 6,530,214.78 × 2,557,140.84 - Step 4: Simplify right side
4,352,739.24x = 16,698,678,907,909.62 - Step 5: Solve for x
x = 16,698,678,907,909.62/4,352,739.24 - Step 6: Final answer
x = 3,836,360.96
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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.