Finding the Fourth Proportional to 4,582,305.12, 6,872,930.64 and 1,216,783.20
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Solution
The fourth proportional to 4,582,305.12, 6,872,930.64 and 1,216,783.20 is: 1,825,034.85
Step by Step Solution
- Step 1: Write the proportion equation
4,582,305.12 : 6,872,930.64 = 1,216,783.20 : x - Step 2: Convert to fraction form
4,582,305.12/6,872,930.64 = 1,216,783.20/x - Step 3: Cross multiply
4,582,305.12x = 6,872,930.64 × 1,216,783.20 - Step 4: Simplify right side
4,582,305.12x = 8,362,866,537,517.25 - Step 5: Solve for x
x = 8,362,866,537,517.25/4,582,305.12 - Step 6: Final answer
x = 1,825,034.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.