Finding the Fourth Proportional to 1,226,772.63, 1,840,053.24 and 746,876.18
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Solution
The fourth proportional to 1,226,772.63, 1,840,053.24 and 746,876.18 is: 1,120,249.92
Step by Step Solution
- Step 1: Write the proportion equation
1,226,772.63 : 1,840,053.24 = 746,876.18 : x - Step 2: Convert to fraction form
1,226,772.63/1,840,053.24 = 746,876.18/x - Step 3: Cross multiply
1,226,772.63x = 1,840,053.24 × 746,876.18 - Step 4: Simplify right side
1,226,772.63x = 1,374,291,939,487.96 - Step 5: Solve for x
x = 1,374,291,939,487.96/1,226,772.63 - Step 6: Final answer
x = 1,120,249.92
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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.