Finding the Fourth Proportional to 4,480,653.92, 6,184,281.56 and 2,848,742.53
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Solution
The fourth proportional to 4,480,653.92, 6,184,281.56 and 2,848,742.53 is: 3,931,887.22
Step by Step Solution
- Step 1: Write the proportion equation
4,480,653.92 : 6,184,281.56 = 2,848,742.53 : x - Step 2: Convert to fraction form
4,480,653.92/6,184,281.56 = 2,848,742.53/x - Step 3: Cross multiply
4,480,653.92x = 6,184,281.56 × 2,848,742.53 - Step 4: Simplify right side
4,480,653.92x = 17,617,425,867,762.33 - Step 5: Solve for x
x = 17,617,425,867,762.33/4,480,653.92 - Step 6: Final answer
x = 3,931,887.22
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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.