Finding the Fourth Proportional to 1,851,120.68, 2,777,028.61 and 840,313.58
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Solution
The fourth proportional to 1,851,120.68, 2,777,028.61 and 840,313.58 is: 1,260,628.15
Step by Step Solution
- Step 1: Write the proportion equation
1,851,120.68 : 2,777,028.61 = 840,313.58 : x - Step 2: Convert to fraction form
1,851,120.68/2,777,028.61 = 840,313.58/x - Step 3: Cross multiply
1,851,120.68x = 2,777,028.61 × 840,313.58 - Step 4: Simplify right side
1,851,120.68x = 2,333,574,843,988.17 - Step 5: Solve for x
x = 2,333,574,843,988.17/1,851,120.68 - Step 6: Final answer
x = 1,260,628.15
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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.