Finding the Fourth Proportional to 1,785,840.68, 2,678,753.72 and 648,600.68
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Solution
The fourth proportional to 1,785,840.68, 2,678,753.72 and 648,600.68 is: 972,898.37
Step by Step Solution
- Step 1: Write the proportion equation
1,785,840.68 : 2,678,753.72 = 648,600.68 : x - Step 2: Convert to fraction form
1,785,840.68/2,678,753.72 = 648,600.68/x - Step 3: Cross multiply
1,785,840.68x = 2,678,753.72 × 648,600.68 - Step 4: Simplify right side
1,785,840.68x = 1,737,441,484,344.53 - Step 5: Solve for x
x = 1,737,441,484,344.53/1,785,840.68 - Step 6: Final answer
x = 972,898.37
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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.