Finding the Fourth Proportional to 1,916,519.40, 2,873,742.30 and 794,701.80
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Solution
The fourth proportional to 1,916,519.40, 2,873,742.30 and 794,701.80 is: 1,191,622.78
Step by Step Solution
- Step 1: Write the proportion equation
1,916,519.40 : 2,873,742.30 = 794,701.80 : x - Step 2: Convert to fraction form
1,916,519.40/2,873,742.30 = 794,701.80/x - Step 3: Cross multiply
1,916,519.40x = 2,873,742.30 × 794,701.80 - Step 4: Simplify right side
1,916,519.40x = 2,283,768,178,546.14 - Step 5: Solve for x
x = 2,283,768,178,546.14/1,916,519.40 - Step 6: Final answer
x = 1,191,622.78
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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.