Finding the Fourth Proportional to 2,149,259.12, 3,223,772.08 and 653,234.48
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Solution
The fourth proportional to 2,149,259.12, 3,223,772.08 and 653,234.48 is: 979,816.28
Step by Step Solution
- Step 1: Write the proportion equation
2,149,259.12 : 3,223,772.08 = 653,234.48 : x - Step 2: Convert to fraction form
2,149,259.12/3,223,772.08 = 653,234.48/x - Step 3: Cross multiply
2,149,259.12x = 3,223,772.08 × 653,234.48 - Step 4: Simplify right side
2,149,259.12x = 2,105,879,078,317.32 - Step 5: Solve for x
x = 2,105,879,078,317.32/2,149,259.12 - Step 6: Final answer
x = 979,816.28
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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.