Finding the Fourth Proportional to 2,632,887.80, 3,949,331.70 and 2,475,423.80
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Solution
The fourth proportional to 2,632,887.80, 3,949,331.70 and 2,475,423.80 is: 3,713,135.70
Step by Step Solution
- Step 1: Write the proportion equation
2,632,887.80 : 3,949,331.70 = 2,475,423.80 : x - Step 2: Convert to fraction form
2,632,887.80/3,949,331.70 = 2,475,423.80/x - Step 3: Cross multiply
2,632,887.80x = 3,949,331.70 × 2,475,423.80 - Step 4: Simplify right side
2,632,887.80x = 9,776,269,684,274.46 - Step 5: Solve for x
x = 9,776,269,684,274.46/2,632,887.80 - Step 6: Final answer
x = 3,713,135.70
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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.