Finding the Fourth Proportional to 4,038,491.48, 6,057,790 and 1,342,816.60
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Solution
The fourth proportional to 4,038,491.48, 6,057,790 and 1,342,816.60 is: 2,014,242.45
Step by Step Solution
- Step 1: Write the proportion equation
4,038,491.48 : 6,057,790 = 1,342,816.60 : x - Step 2: Convert to fraction form
4,038,491.48/6,057,790 = 1,342,816.60/x - Step 3: Cross multiply
4,038,491.48x = 6,057,790 × 1,342,816.60 - Step 4: Simplify right side
4,038,491.48x = 8,134,500,971,314.00 - Step 5: Solve for x
x = 8,134,500,971,314.00/4,038,491.48 - Step 6: Final answer
x = 2,014,242.45
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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.