Finding the Fourth Proportional to 3,464,847.18, 4,779,236.16 and 2,222,491.32
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Solution
The fourth proportional to 3,464,847.18, 4,779,236.16 and 2,222,491.32 is: 3,065,592.89
Step by Step Solution
- Step 1: Write the proportion equation
3,464,847.18 : 4,779,236.16 = 2,222,491.32 : x - Step 2: Convert to fraction form
3,464,847.18/4,779,236.16 = 2,222,491.32/x - Step 3: Cross multiply
3,464,847.18x = 4,779,236.16 × 2,222,491.32 - Step 4: Simplify right side
3,464,847.18x = 10,621,810,881,830.13 - Step 5: Solve for x
x = 10,621,810,881,830.13/3,464,847.18 - Step 6: Final answer
x = 3,065,592.89
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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.