Finding the Fourth Proportional to 1,244,456.70, 1,867,072.53 and 445,745.14
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Solution
The fourth proportional to 1,244,456.70, 1,867,072.53 and 445,745.14 is: 668,756.50
Step by Step Solution
- Step 1: Write the proportion equation
1,244,456.70 : 1,867,072.53 = 445,745.14 : x - Step 2: Convert to fraction form
1,244,456.70/1,867,072.53 = 445,745.14/x - Step 3: Cross multiply
1,244,456.70x = 1,867,072.53 × 445,745.14 - Step 4: Simplify right side
1,244,456.70x = 832,238,506,275.00 - Step 5: Solve for x
x = 832,238,506,275.00/1,244,456.70 - Step 6: Final answer
x = 668,756.50
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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.