Finding the Fourth Proportional to 2,001,289.18, 2,761,727.94 and 1,118,245.40
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Solution
The fourth proportional to 2,001,289.18, 2,761,727.94 and 1,118,245.40 is: 1,543,150.08
Step by Step Solution
- Step 1: Write the proportion equation
2,001,289.18 : 2,761,727.94 = 1,118,245.40 : x - Step 2: Convert to fraction form
2,001,289.18/2,761,727.94 = 1,118,245.40/x - Step 3: Cross multiply
2,001,289.18x = 2,761,727.94 × 1,118,245.40 - Step 4: Simplify right side
2,001,289.18x = 3,088,289,564,956.48 - Step 5: Solve for x
x = 3,088,289,564,956.48/2,001,289.18 - Step 6: Final answer
x = 1,543,150.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.