Finding the Fourth Proportional to 1,977,670, 2,964,745.68 and 715,216.96
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Solution
The fourth proportional to 1,977,670, 2,964,745.68 and 715,216.96 is: 1,072,189.19
Step by Step Solution
- Step 1: Write the proportion equation
1,977,670 : 2,964,745.68 = 715,216.96 : x - Step 2: Convert to fraction form
1,977,670/2,964,745.68 = 715,216.96/x - Step 3: Cross multiply
1,977,670x = 2,964,745.68 × 715,216.96 - Step 4: Simplify right side
1,977,670x = 2,120,436,392,422.73 - Step 5: Solve for x
x = 2,120,436,392,422.73/1,977,670 - Step 6: Final answer
x = 1,072,189.19
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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.