Finding the Fourth Proportional to 4,214,647.84, 5,816,221.36 and 2,280,910
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Solution
The fourth proportional to 4,214,647.84, 5,816,221.36 and 2,280,910 is: 3,147,659.77
Step by Step Solution
- Step 1: Write the proportion equation
4,214,647.84 : 5,816,221.36 = 2,280,910 : x - Step 2: Convert to fraction form
4,214,647.84/5,816,221.36 = 2,280,910/x - Step 3: Cross multiply
4,214,647.84x = 5,816,221.36 × 2,280,910 - Step 4: Simplify right side
4,214,647.84x = 13,266,277,462,237.60 - Step 5: Solve for x
x = 13,266,277,462,237.60/4,214,647.84 - Step 6: Final answer
x = 3,147,659.77
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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.