Finding the Fourth Proportional to 4,862,051.86, 6,709,629.35 and 2,686,575.99
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Solution
The fourth proportional to 4,862,051.86, 6,709,629.35 and 2,686,575.99 is: 3,707,473.64
Step by Step Solution
- Step 1: Write the proportion equation
4,862,051.86 : 6,709,629.35 = 2,686,575.99 : x - Step 2: Convert to fraction form
4,862,051.86/6,709,629.35 = 2,686,575.99/x - Step 3: Cross multiply
4,862,051.86x = 6,709,629.35 × 2,686,575.99 - Step 4: Simplify right side
4,862,051.86x = 18,025,929,113,509.31 - Step 5: Solve for x
x = 18,025,929,113,509.31/4,862,051.86 - Step 6: Final answer
x = 3,707,473.64
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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.