Finding the Fourth Proportional to 1,448,772.42, 1,999,396.44 and 836,950.98
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Solution
The fourth proportional to 1,448,772.42, 1,999,396.44 and 836,950.98 is: 1,155,044.63
Step by Step Solution
- Step 1: Write the proportion equation
1,448,772.42 : 1,999,396.44 = 836,950.98 : x - Step 2: Convert to fraction form
1,448,772.42/1,999,396.44 = 836,950.98/x - Step 3: Cross multiply
1,448,772.42x = 1,999,396.44 × 836,950.98 - Step 4: Simplify right side
1,448,772.42x = 1,673,396,809,866.51 - Step 5: Solve for x
x = 1,673,396,809,866.51/1,448,772.42 - Step 6: Final answer
x = 1,155,044.63
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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.