Finding the Fourth Proportional to 3,163,509.12, 4,752,833.95 and 2,028,495.08
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Solution
The fourth proportional to 3,163,509.12, 4,752,833.95 and 2,028,495.08 is: 3,047,596.79
Step by Step Solution
- Step 1: Write the proportion equation
3,163,509.12 : 4,752,833.95 = 2,028,495.08 : x - Step 2: Convert to fraction form
3,163,509.12/4,752,833.95 = 2,028,495.08/x - Step 3: Cross multiply
3,163,509.12x = 4,752,833.95 × 2,028,495.08 - Step 4: Simplify right side
3,163,509.12x = 9,641,100,254,796.56 - Step 5: Solve for x
x = 9,641,100,254,796.56/3,163,509.12 - Step 6: Final answer
x = 3,047,596.79
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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.