Finding the Fourth Proportional to 1,939,213.64, 2,676,009.75 and 1,067,877.98
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Solution
The fourth proportional to 1,939,213.64, 2,676,009.75 and 1,067,877.98 is: 1,473,613.76
Step by Step Solution
- Step 1: Write the proportion equation
1,939,213.64 : 2,676,009.75 = 1,067,877.98 : x - Step 2: Convert to fraction form
1,939,213.64/2,676,009.75 = 1,067,877.98/x - Step 3: Cross multiply
1,939,213.64x = 2,676,009.75 × 1,067,877.98 - Step 4: Simplify right side
1,939,213.64x = 2,857,651,892,968.49 - Step 5: Solve for x
x = 2,857,651,892,968.49/1,939,213.64 - Step 6: Final answer
x = 1,473,613.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.