Finding the Fourth Proportional to 3,326,826.24, 4,986,105.12 and 1,527,801.12
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Solution
The fourth proportional to 3,326,826.24, 4,986,105.12 and 1,527,801.12 is: 2,289,803.08
Step by Step Solution
- Step 1: Write the proportion equation
3,326,826.24 : 4,986,105.12 = 1,527,801.12 : x - Step 2: Convert to fraction form
3,326,826.24/4,986,105.12 = 1,527,801.12/x - Step 3: Cross multiply
3,326,826.24x = 4,986,105.12 × 1,527,801.12 - Step 4: Simplify right side
3,326,826.24x = 7,617,776,986,773.74 - Step 5: Solve for x
x = 7,617,776,986,773.74/3,326,826.24 - Step 6: Final answer
x = 2,289,803.08
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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.