Finding the Fourth Proportional to 4,214,645.48, 5,816,225.58 and 2,280,905.48
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Solution
The fourth proportional to 4,214,645.48, 5,816,225.58 and 2,280,905.48 is: 3,147,657.58
Step by Step Solution
- Step 1: Write the proportion equation
4,214,645.48 : 5,816,225.58 = 2,280,905.48 : x - Step 2: Convert to fraction form
4,214,645.48/5,816,225.58 = 2,280,905.48/x - Step 3: Cross multiply
4,214,645.48x = 5,816,225.58 × 2,280,905.48 - Step 4: Simplify right side
4,214,645.48x = 13,266,260,798,338.18 - Step 5: Solve for x
x = 13,266,260,798,338.18/4,214,645.48 - Step 6: Final answer
x = 3,147,657.58
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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.