Finding the Fourth Proportional to 1,624,007.96, 2,241,135.42 and 898,905.68
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Solution
The fourth proportional to 1,624,007.96, 2,241,135.42 and 898,905.68 is: 1,240,492.29
Step by Step Solution
- Step 1: Write the proportion equation
1,624,007.96 : 2,241,135.42 = 898,905.68 : x - Step 2: Convert to fraction form
1,624,007.96/2,241,135.42 = 898,905.68/x - Step 3: Cross multiply
1,624,007.96x = 2,241,135.42 × 898,905.68 - Step 4: Simplify right side
1,624,007.96x = 2,014,569,358,687.19 - Step 5: Solve for x
x = 2,014,569,358,687.19/1,624,007.96 - Step 6: Final answer
x = 1,240,492.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.