Finding the Fourth Proportional to 5,362,396.16, 8,043,595.84 and 1,575,879.36
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Solution
The fourth proportional to 5,362,396.16, 8,043,595.84 and 1,575,879.36 is: 2,363,819.51
Step by Step Solution
- Step 1: Write the proportion equation
5,362,396.16 : 8,043,595.84 = 1,575,879.36 : x - Step 2: Convert to fraction form
5,362,396.16/8,043,595.84 = 1,575,879.36/x - Step 3: Cross multiply
5,362,396.16x = 8,043,595.84 × 1,575,879.36 - Step 4: Simplify right side
5,362,396.16x = 12,675,736,664,437.86 - Step 5: Solve for x
x = 12,675,736,664,437.86/5,362,396.16 - Step 6: Final answer
x = 2,363,819.51
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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.