Finding the Fourth Proportional to 1,631,874.12, 2,448,194.07 and 1,604,762.31
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Solution
The fourth proportional to 1,631,874.12, 2,448,194.07 and 1,604,762.31 is: 2,407,519.99
Step by Step Solution
- Step 1: Write the proportion equation
1,631,874.12 : 2,448,194.07 = 1,604,762.31 : x - Step 2: Convert to fraction form
1,631,874.12/2,448,194.07 = 1,604,762.31/x - Step 3: Cross multiply
1,631,874.12x = 2,448,194.07 × 1,604,762.31 - Step 4: Simplify right side
1,631,874.12x = 3,928,769,571,101.50 - Step 5: Solve for x
x = 3,928,769,571,101.50/1,631,874.12 - Step 6: Final answer
x = 2,407,519.99
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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.