Finding the Fourth Proportional to 1,481,712.24, 2,044,762.20 and 802,642.80
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Solution
The fourth proportional to 1,481,712.24, 2,044,762.20 and 802,642.80 is: 1,107,646.69
Step by Step Solution
- Step 1: Write the proportion equation
1,481,712.24 : 2,044,762.20 = 802,642.80 : x - Step 2: Convert to fraction form
1,481,712.24/2,044,762.20 = 802,642.80/x - Step 3: Cross multiply
1,481,712.24x = 2,044,762.20 × 802,642.80 - Step 4: Simplify right side
1,481,712.24x = 1,641,213,657,542.16 - Step 5: Solve for x
x = 1,641,213,657,542.16/1,481,712.24 - Step 6: Final answer
x = 1,107,646.69
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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.