Finding the Fourth Proportional to 4,449,345.09, 6,674,017.56 and 2,052,480.57
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Solution
The fourth proportional to 4,449,345.09, 6,674,017.56 and 2,052,480.57 is: 3,078,720.82
Step by Step Solution
- Step 1: Write the proportion equation
4,449,345.09 : 6,674,017.56 = 2,052,480.57 : x - Step 2: Convert to fraction form
4,449,345.09/6,674,017.56 = 2,052,480.57/x - Step 3: Cross multiply
4,449,345.09x = 6,674,017.56 × 2,052,480.57 - Step 4: Simplify right side
4,449,345.09x = 13,698,291,365,738.81 - Step 5: Solve for x
x = 13,698,291,365,738.81/4,449,345.09 - Step 6: Final answer
x = 3,078,720.82
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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.