Finding the Fourth Proportional to 2,688,374.70, 4,027,896.45 and 2,268,470.70
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Solution
The fourth proportional to 2,688,374.70, 4,027,896.45 and 2,268,470.70 is: 3,398,769.18
Step by Step Solution
- Step 1: Write the proportion equation
2,688,374.70 : 4,027,896.45 = 2,268,470.70 : x - Step 2: Convert to fraction form
2,688,374.70/4,027,896.45 = 2,268,470.70/x - Step 3: Cross multiply
2,688,374.70x = 4,027,896.45 × 2,268,470.70 - Step 4: Simplify right side
2,688,374.70x = 9,137,165,079,459.02 - Step 5: Solve for x
x = 9,137,165,079,459.02/2,688,374.70 - Step 6: Final answer
x = 3,398,769.18
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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.