Finding the Fourth Proportional to 1,617,270.52, 2,232,550.71 and 1,044,589.99
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Solution
The fourth proportional to 1,617,270.52, 2,232,550.71 and 1,044,589.99 is: 1,441,997.55
Step by Step Solution
- Step 1: Write the proportion equation
1,617,270.52 : 2,232,550.71 = 1,044,589.99 : x - Step 2: Convert to fraction form
1,617,270.52/2,232,550.71 = 1,044,589.99/x - Step 3: Cross multiply
1,617,270.52x = 2,232,550.71 × 1,044,589.99 - Step 4: Simplify right side
1,617,270.52x = 2,332,100,112,670.64 - Step 5: Solve for x
x = 2,332,100,112,670.64/1,617,270.52 - Step 6: Final answer
x = 1,441,997.55
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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.