Finding the Fourth Proportional to 4,091,917.22, 6,138,121.86 and 1,252,053.98
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Solution
The fourth proportional to 4,091,917.22, 6,138,121.86 and 1,252,053.98 is: 1,878,156.25
Step by Step Solution
- Step 1: Write the proportion equation
4,091,917.22 : 6,138,121.86 = 1,252,053.98 : x - Step 2: Convert to fraction form
4,091,917.22/6,138,121.86 = 1,252,053.98/x - Step 3: Cross multiply
4,091,917.22x = 6,138,121.86 × 1,252,053.98 - Step 4: Simplify right side
4,091,917.22x = 7,685,259,904,538.00 - Step 5: Solve for x
x = 7,685,259,904,538.00/4,091,917.22 - Step 6: Final answer
x = 1,878,156.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.