Finding the Fourth Proportional to 845,740.66, 1,269,693.58 and 726,560.10
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Solution
The fourth proportional to 845,740.66, 1,269,693.58 and 726,560.10 is: 1,090,770.18
Step by Step Solution
- Step 1: Write the proportion equation
845,740.66 : 1,269,693.58 = 726,560.10 : x - Step 2: Convert to fraction form
845,740.66/1,269,693.58 = 726,560.10/x - Step 3: Cross multiply
845,740.66x = 1,269,693.58 × 726,560.10 - Step 4: Simplify right side
845,740.66x = 922,508,688,105.69 - Step 5: Solve for x
x = 922,508,688,105.69/845,740.66 - Step 6: Final answer
x = 1,090,770.18
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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.