Finding the Fourth Proportional to 1,795,427.91, 2,705,135.67 and 1,624,878.63
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Solution
The fourth proportional to 1,795,427.91, 2,705,135.67 and 1,624,878.63 is: 2,448,172.45
Step by Step Solution
- Step 1: Write the proportion equation
1,795,427.91 : 2,705,135.67 = 1,624,878.63 : x - Step 2: Convert to fraction form
1,795,427.91/2,705,135.67 = 1,624,878.63/x - Step 3: Cross multiply
1,795,427.91x = 2,705,135.67 × 1,624,878.63 - Step 4: Simplify right side
1,795,427.91x = 4,395,517,141,433.73 - Step 5: Solve for x
x = 4,395,517,141,433.73/1,795,427.91 - Step 6: Final answer
x = 2,448,172.45
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.