Finding the Fourth Proportional to 2,563,722.10, 3,840,917.55 and 2,087,830.90
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Solution
The fourth proportional to 2,563,722.10, 3,840,917.55 and 2,087,830.90 is: 3,127,946.80
Step by Step Solution
- Step 1: Write the proportion equation
2,563,722.10 : 3,840,917.55 = 2,087,830.90 : x - Step 2: Convert to fraction form
2,563,722.10/3,840,917.55 = 2,087,830.90/x - Step 3: Cross multiply
2,563,722.10x = 3,840,917.55 × 2,087,830.90 - Step 4: Simplify right side
2,563,722.10x = 8,019,186,345,242.29 - Step 5: Solve for x
x = 8,019,186,345,242.29/2,563,722.10 - Step 6: Final answer
x = 3,127,946.80
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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.