Finding the Fourth Proportional to 1,326,852.88, 1,831,120.90 and 746,257.84
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Solution
The fourth proportional to 1,326,852.88, 1,831,120.90 and 746,257.84 is: 1,029,871.77
Step by Step Solution
- Step 1: Write the proportion equation
1,326,852.88 : 1,831,120.90 = 746,257.84 : x - Step 2: Convert to fraction form
1,326,852.88/1,831,120.90 = 746,257.84/x - Step 3: Cross multiply
1,326,852.88x = 1,831,120.90 × 746,257.84 - Step 4: Simplify right side
1,326,852.88x = 1,366,488,321,169.41 - Step 5: Solve for x
x = 1,366,488,321,169.41/1,326,852.88 - Step 6: Final answer
x = 1,029,871.77
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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.