Finding the Fourth Proportional to 4,226,659.72, 5,832,790.44 and 2,415,862.60
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Solution
The fourth proportional to 4,226,659.72, 5,832,790.44 and 2,415,862.60 is: 3,333,890.40
Step by Step Solution
- Step 1: Write the proportion equation
4,226,659.72 : 5,832,790.44 = 2,415,862.60 : x - Step 2: Convert to fraction form
4,226,659.72/5,832,790.44 = 2,415,862.60/x - Step 3: Cross multiply
4,226,659.72x = 5,832,790.44 × 2,415,862.60 - Step 4: Simplify right side
4,226,659.72x = 14,091,220,277,633.54 - Step 5: Solve for x
x = 14,091,220,277,633.54/4,226,659.72 - Step 6: Final answer
x = 3,333,890.40
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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.