Finding the Fourth Proportional to 964,083.70, 1,446,125.55 and 715,251.70
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Solution
The fourth proportional to 964,083.70, 1,446,125.55 and 715,251.70 is: 1,072,877.55
Step by Step Solution
- Step 1: Write the proportion equation
964,083.70 : 1,446,125.55 = 715,251.70 : x - Step 2: Convert to fraction form
964,083.70/1,446,125.55 = 715,251.70/x - Step 3: Cross multiply
964,083.70x = 1,446,125.55 × 715,251.70 - Step 4: Simplify right side
964,083.70x = 1,034,343,758,050.94 - Step 5: Solve for x
x = 1,034,343,758,050.94/964,083.70 - Step 6: Final answer
x = 1,072,877.55
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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.