Finding the Fourth Proportional to 1,497,624.40, 2,246,436.60 and 657,816.40
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Solution
The fourth proportional to 1,497,624.40, 2,246,436.60 and 657,816.40 is: 986,724.60
Step by Step Solution
- Step 1: Write the proportion equation
1,497,624.40 : 2,246,436.60 = 657,816.40 : x - Step 2: Convert to fraction form
1,497,624.40/2,246,436.60 = 657,816.40/x - Step 3: Cross multiply
1,497,624.40x = 2,246,436.60 × 657,816.40 - Step 4: Simplify right side
1,497,624.40x = 1,477,742,837,040.24 - Step 5: Solve for x
x = 1,477,742,837,040.24/1,497,624.40 - Step 6: Final answer
x = 986,724.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.