Finding the Fourth Proportional to 1,688,278.73, 2,530,998.94 and 1,367,635.49
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Solution
The fourth proportional to 1,688,278.73, 2,530,998.94 and 1,367,635.49 is: 2,050,303.60
Step by Step Solution
- Step 1: Write the proportion equation
1,688,278.73 : 2,530,998.94 = 1,367,635.49 : x - Step 2: Convert to fraction form
1,688,278.73/2,530,998.94 = 1,367,635.49/x - Step 3: Cross multiply
1,688,278.73x = 2,530,998.94 × 1,367,635.49 - Step 4: Simplify right side
1,688,278.73x = 3,461,483,969,168.88 - Step 5: Solve for x
x = 3,461,483,969,168.88/1,688,278.73 - Step 6: Final answer
x = 2,050,303.60
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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.