Finding the Fourth Proportional to 4,439,757.68, 6,126,865.62 and 2,402,567.20
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Solution
The fourth proportional to 4,439,757.68, 6,126,865.62 and 2,402,567.20 is: 3,315,542.75
Step by Step Solution
- Step 1: Write the proportion equation
4,439,757.68 : 6,126,865.62 = 2,402,567.20 : x - Step 2: Convert to fraction form
4,439,757.68/6,126,865.62 = 2,402,567.20/x - Step 3: Cross multiply
4,439,757.68x = 6,126,865.62 × 2,402,567.20 - Step 4: Simplify right side
4,439,757.68x = 14,720,206,377,419.67 - Step 5: Solve for x
x = 14,720,206,377,419.67/4,439,757.68 - Step 6: Final answer
x = 3,315,542.75
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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.