Finding the Fourth Proportional to 3,507,771.87, 4,840,590.78 and 2,201,722.74
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Solution
The fourth proportional to 3,507,771.87, 4,840,590.78 and 2,201,722.74 is: 3,038,293.02
Step by Step Solution
- Step 1: Write the proportion equation
3,507,771.87 : 4,840,590.78 = 2,201,722.74 : x - Step 2: Convert to fraction form
3,507,771.87/4,840,590.78 = 2,201,722.74/x - Step 3: Cross multiply
3,507,771.87x = 4,840,590.78 × 2,201,722.74 - Step 4: Simplify right side
3,507,771.87x = 10,657,638,795,360.34 - Step 5: Solve for x
x = 10,657,638,795,360.34/3,507,771.87 - Step 6: Final answer
x = 3,038,293.02
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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.