Finding the Fourth Proportional to 2,176,438.66, 3,261,900.39 and 1,230,347.14
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Solution
The fourth proportional to 2,176,438.66, 3,261,900.39 and 1,230,347.14 is: 1,843,961.83
Step by Step Solution
- Step 1: Write the proportion equation
2,176,438.66 : 3,261,900.39 = 1,230,347.14 : x - Step 2: Convert to fraction form
2,176,438.66/3,261,900.39 = 1,230,347.14/x - Step 3: Cross multiply
2,176,438.66x = 3,261,900.39 × 1,230,347.14 - Step 4: Simplify right side
2,176,438.66x = 4,013,269,815,801.38 - Step 5: Solve for x
x = 4,013,269,815,801.38/2,176,438.66 - Step 6: Final answer
x = 1,843,961.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.