Finding the Fourth Proportional to 1,475,675.92, 2,216,463.90 and 1,427,250.88
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Solution
The fourth proportional to 1,475,675.92, 2,216,463.90 and 1,427,250.88 is: 2,143,729.53
Step by Step Solution
- Step 1: Write the proportion equation
1,475,675.92 : 2,216,463.90 = 1,427,250.88 : x - Step 2: Convert to fraction form
1,475,675.92/2,216,463.90 = 1,427,250.88/x - Step 3: Cross multiply
1,475,675.92x = 2,216,463.90 × 1,427,250.88 - Step 4: Simplify right side
1,475,675.92x = 3,163,450,051,763.23 - Step 5: Solve for x
x = 3,163,450,051,763.23/1,475,675.92 - Step 6: Final answer
x = 2,143,729.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.